Home / 42,332.89-63,492.84-11,170.57

Finding the Fourth Proportional to 42,332.89, 63,492.84 and 11,170.57

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Solution

The fourth proportional to 42,332.89, 63,492.84 and 11,170.57 is: 16,754.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,332.89 : 63,492.84 = 11,170.57 : x
  2. Step 2: Convert to fraction form
    42,332.89/63,492.84 = 11,170.57/x
  3. Step 3: Cross multiply
    42,332.89x = 63,492.84 × 11,170.57
  4. Step 4: Simplify right side
    42,332.89x = 709,251,213.72
  5. Step 5: Solve for x
    x = 709,251,213.72/42,332.89
  6. Step 6: Final answer
    x = 16,754.14

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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.