Home / 42,427.90-63,651.03-16,133.14

Finding the Fourth Proportional to 42,427.90, 63,651.03 and 16,133.14

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Solution

The fourth proportional to 42,427.90, 63,651.03 and 16,133.14 is: 24,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,427.90 : 63,651.03 = 16,133.14 : x
  2. Step 2: Convert to fraction form
    42,427.90/63,651.03 = 16,133.14/x
  3. Step 3: Cross multiply
    42,427.90x = 63,651.03 × 16,133.14
  4. Step 4: Simplify right side
    42,427.90x = 1,026,890,978.13
  5. Step 5: Solve for x
    x = 1,026,890,978.13/42,427.90
  6. Step 6: Final answer
    x = 24,203.20

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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.