Home / 42,149.18-63,223.14-12,567.14

Finding the Fourth Proportional to 42,149.18, 63,223.14 and 12,567.14

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Solution

The fourth proportional to 42,149.18, 63,223.14 and 12,567.14 is: 18,850.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,149.18 : 63,223.14 = 12,567.14 : x
  2. Step 2: Convert to fraction form
    42,149.18/63,223.14 = 12,567.14/x
  3. Step 3: Cross multiply
    42,149.18x = 63,223.14 × 12,567.14
  4. Step 4: Simplify right side
    42,149.18x = 794,534,051.62
  5. Step 5: Solve for x
    x = 794,534,051.62/42,149.18
  6. Step 6: Final answer
    x = 18,850.52

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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.