Home / 47,387.20-65,393.92-26,166.64

Finding the Fourth Proportional to 47,387.20, 65,393.92 and 26,166.64

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Solution

The fourth proportional to 47,387.20, 65,393.92 and 26,166.64 is: 36,109.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,387.20 : 65,393.92 = 26,166.64 : x
  2. Step 2: Convert to fraction form
    47,387.20/65,393.92 = 26,166.64/x
  3. Step 3: Cross multiply
    47,387.20x = 65,393.92 × 26,166.64
  4. Step 4: Simplify right side
    47,387.20x = 1,711,139,162.83
  5. Step 5: Solve for x
    x = 1,711,139,162.83/47,387.20
  6. Step 6: Final answer
    x = 36,109.73

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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.