Home / 22,259.99-33,341.45-11,147.30

Finding the Fourth Proportional to 22,259.99, 33,341.45 and 11,147.30

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Solution

The fourth proportional to 22,259.99, 33,341.45 and 11,147.30 is: 16,696.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,259.99 : 33,341.45 = 11,147.30 : x
  2. Step 2: Convert to fraction form
    22,259.99/33,341.45 = 11,147.30/x
  3. Step 3: Cross multiply
    22,259.99x = 33,341.45 × 11,147.30
  4. Step 4: Simplify right side
    22,259.99x = 371,666,923.14
  5. Step 5: Solve for x
    x = 371,666,923.14/22,259.99
  6. Step 6: Final answer
    x = 16,696.64

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.