Home / 26,136.94-36,069.69-15,382.48

Finding the Fourth Proportional to 26,136.94, 36,069.69 and 15,382.48

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Solution

The fourth proportional to 26,136.94, 36,069.69 and 15,382.48 is: 21,228.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,136.94 : 36,069.69 = 15,382.48 : x
  2. Step 2: Convert to fraction form
    26,136.94/36,069.69 = 15,382.48/x
  3. Step 3: Cross multiply
    26,136.94x = 36,069.69 × 15,382.48
  4. Step 4: Simplify right side
    26,136.94x = 554,841,285.03
  5. Step 5: Solve for x
    x = 554,841,285.03/26,136.94
  6. Step 6: Final answer
    x = 21,228.24

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.