Home / 47,174.76-65,101.04-28,311.88

Finding the Fourth Proportional to 47,174.76, 65,101.04 and 28,311.88

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Solution

The fourth proportional to 47,174.76, 65,101.04 and 28,311.88 is: 39,070.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,174.76 : 65,101.04 = 28,311.88 : x
  2. Step 2: Convert to fraction form
    47,174.76/65,101.04 = 28,311.88/x
  3. Step 3: Cross multiply
    47,174.76x = 65,101.04 × 28,311.88
  4. Step 4: Simplify right side
    47,174.76x = 1,843,132,832.36
  5. Step 5: Solve for x
    x = 1,843,132,832.36/47,174.76
  6. Step 6: Final answer
    x = 39,070.32

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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.