Home / 42,381.18-63,549.81-17,416.62

Finding the Fourth Proportional to 42,381.18, 63,549.81 and 17,416.62

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Solution

The fourth proportional to 42,381.18, 63,549.81 and 17,416.62 is: 26,115.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,381.18 : 63,549.81 = 17,416.62 : x
  2. Step 2: Convert to fraction form
    42,381.18/63,549.81 = 17,416.62/x
  3. Step 3: Cross multiply
    42,381.18x = 63,549.81 × 17,416.62
  4. Step 4: Simplify right side
    42,381.18x = 1,106,822,891.84
  5. Step 5: Solve for x
    x = 1,106,822,891.84/42,381.18
  6. Step 6: Final answer
    x = 26,115.91

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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.