Home / 47,658.58-65,769.17-26,439.21

Finding the Fourth Proportional to 47,658.58, 65,769.17 and 26,439.21

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Solution

The fourth proportional to 47,658.58, 65,769.17 and 26,439.21 is: 36,486.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,658.58 : 65,769.17 = 26,439.21 : x
  2. Step 2: Convert to fraction form
    47,658.58/65,769.17 = 26,439.21/x
  3. Step 3: Cross multiply
    47,658.58x = 65,769.17 × 26,439.21
  4. Step 4: Simplify right side
    47,658.58x = 1,738,884,764.96
  5. Step 5: Solve for x
    x = 1,738,884,764.96/47,658.58
  6. Step 6: Final answer
    x = 36,486.29

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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.