Home / 22,232.79-33,312.17-15,645.14

Finding the Fourth Proportional to 22,232.79, 33,312.17 and 15,645.14

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Solution

The fourth proportional to 22,232.79, 33,312.17 and 15,645.14 is: 23,441.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,232.79 : 33,312.17 = 15,645.14 : x
  2. Step 2: Convert to fraction form
    22,232.79/33,312.17 = 15,645.14/x
  3. Step 3: Cross multiply
    22,232.79x = 33,312.17 × 15,645.14
  4. Step 4: Simplify right side
    22,232.79x = 521,173,318.57
  5. Step 5: Solve for x
    x = 521,173,318.57/22,232.79
  6. Step 6: Final answer
    x = 23,441.65

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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.