Home / 42,332.39-63,492.10-11,170.07

Finding the Fourth Proportional to 42,332.39, 63,492.10 and 11,170.07

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Solution

The fourth proportional to 42,332.39, 63,492.10 and 11,170.07 is: 16,753.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,332.39 : 63,492.10 = 11,170.07 : x
  2. Step 2: Convert to fraction form
    42,332.39/63,492.10 = 11,170.07/x
  3. Step 3: Cross multiply
    42,332.39x = 63,492.10 × 11,170.07
  4. Step 4: Simplify right side
    42,332.39x = 709,210,856.06
  5. Step 5: Solve for x
    x = 709,210,856.06/42,332.39
  6. Step 6: Final answer
    x = 16,753.39

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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.