Home / 47,051.96-64,909.76-29,140.43

Finding the Fourth Proportional to 47,051.96, 64,909.76 and 29,140.43

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Solution

The fourth proportional to 47,051.96, 64,909.76 and 29,140.43 is: 40,200.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,051.96 : 64,909.76 = 29,140.43 : x
  2. Step 2: Convert to fraction form
    47,051.96/64,909.76 = 29,140.43/x
  3. Step 3: Cross multiply
    47,051.96x = 64,909.76 × 29,140.43
  4. Step 4: Simplify right side
    47,051.96x = 1,891,497,847.35
  5. Step 5: Solve for x
    x = 1,891,497,847.35/47,051.96
  6. Step 6: Final answer
    x = 40,200.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.