Home / 63,742.04-95,612.24-28,656.90

Finding the Fourth Proportional to 63,742.04, 95,612.24 and 28,656.90

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Solution

The fourth proportional to 63,742.04, 95,612.24 and 28,656.90 is: 42,984.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,742.04 : 95,612.24 = 28,656.90 : x
  2. Step 2: Convert to fraction form
    63,742.04/95,612.24 = 28,656.90/x
  3. Step 3: Cross multiply
    63,742.04x = 95,612.24 × 28,656.90
  4. Step 4: Simplify right side
    63,742.04x = 2,739,950,400.46
  5. Step 5: Solve for x
    x = 2,739,950,400.46/63,742.04
  6. Step 6: Final answer
    x = 42,984.98

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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.