Home / 34,607.52-47,761.92-21,187.64

Finding the Fourth Proportional to 34,607.52, 47,761.92 and 21,187.64

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Solution

The fourth proportional to 34,607.52, 47,761.92 and 21,187.64 is: 29,241.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,607.52 : 47,761.92 = 21,187.64 : x
  2. Step 2: Convert to fraction form
    34,607.52/47,761.92 = 21,187.64/x
  3. Step 3: Cross multiply
    34,607.52x = 47,761.92 × 21,187.64
  4. Step 4: Simplify right side
    34,607.52x = 1,011,962,366.67
  5. Step 5: Solve for x
    x = 1,011,962,366.67/34,607.52
  6. Step 6: Final answer
    x = 29,241.11

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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.