Home / 26,618.44-36,732.09-15,280.06

Finding the Fourth Proportional to 26,618.44, 36,732.09 and 15,280.06

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Solution

The fourth proportional to 26,618.44, 36,732.09 and 15,280.06 is: 21,085.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,618.44 : 36,732.09 = 15,280.06 : x
  2. Step 2: Convert to fraction form
    26,618.44/36,732.09 = 15,280.06/x
  3. Step 3: Cross multiply
    26,618.44x = 36,732.09 × 15,280.06
  4. Step 4: Simplify right side
    26,618.44x = 561,268,539.13
  5. Step 5: Solve for x
    x = 561,268,539.13/26,618.44
  6. Step 6: Final answer
    x = 21,085.70

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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.