Home / 36,053.62-49,750.07-21,515.11

Finding the Fourth Proportional to 36,053.62, 49,750.07 and 21,515.11

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Solution

The fourth proportional to 36,053.62, 49,750.07 and 21,515.11 is: 29,688.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,053.62 : 49,750.07 = 21,515.11 : x
  2. Step 2: Convert to fraction form
    36,053.62/49,750.07 = 21,515.11/x
  3. Step 3: Cross multiply
    36,053.62x = 49,750.07 × 21,515.11
  4. Step 4: Simplify right side
    36,053.62x = 1,070,377,996.61
  5. Step 5: Solve for x
    x = 1,070,377,996.61/36,053.62
  6. Step 6: Final answer
    x = 29,688.50

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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.