Home / 31,634.96-47,421.45-17,601.71

Finding the Fourth Proportional to 31,634.96, 47,421.45 and 17,601.71

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Solution

The fourth proportional to 31,634.96, 47,421.45 and 17,601.71 is: 26,385.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,634.96 : 47,421.45 = 17,601.71 : x
  2. Step 2: Convert to fraction form
    31,634.96/47,421.45 = 17,601.71/x
  3. Step 3: Cross multiply
    31,634.96x = 47,421.45 × 17,601.71
  4. Step 4: Simplify right side
    31,634.96x = 834,698,373.57
  5. Step 5: Solve for x
    x = 834,698,373.57/31,634.96
  6. Step 6: Final answer
    x = 26,385.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.