Home / 42,044.16-63,065.92-12,462.24

Finding the Fourth Proportional to 42,044.16, 63,065.92 and 12,462.24

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Solution

The fourth proportional to 42,044.16, 63,065.92 and 12,462.24 is: 18,693.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,044.16 : 63,065.92 = 12,462.24 : x
  2. Step 2: Convert to fraction form
    42,044.16/63,065.92 = 12,462.24/x
  3. Step 3: Cross multiply
    42,044.16x = 63,065.92 × 12,462.24
  4. Step 4: Simplify right side
    42,044.16x = 785,942,630.86
  5. Step 5: Solve for x
    x = 785,942,630.86/42,044.16
  6. Step 6: Final answer
    x = 18,693.27

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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.