Home / 42,175.03-63,246.98-14,087.57

Finding the Fourth Proportional to 42,175.03, 63,246.98 and 14,087.57

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Solution

The fourth proportional to 42,175.03, 63,246.98 and 14,087.57 is: 21,126.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,175.03 : 63,246.98 = 14,087.57 : x
  2. Step 2: Convert to fraction form
    42,175.03/63,246.98 = 14,087.57/x
  3. Step 3: Cross multiply
    42,175.03x = 63,246.98 × 14,087.57
  4. Step 4: Simplify right side
    42,175.03x = 890,996,253.54
  5. Step 5: Solve for x
    x = 890,996,253.54/42,175.03
  6. Step 6: Final answer
    x = 21,126.16

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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.