Home / 31,716.45-47,498.89-17,641.53

Finding the Fourth Proportional to 31,716.45, 47,498.89 and 17,641.53

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Solution

The fourth proportional to 31,716.45, 47,498.89 and 17,641.53 is: 26,420.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,716.45 : 47,498.89 = 17,641.53 : x
  2. Step 2: Convert to fraction form
    31,716.45/47,498.89 = 17,641.53/x
  3. Step 3: Cross multiply
    31,716.45x = 47,498.89 × 17,641.53
  4. Step 4: Simplify right side
    31,716.45x = 837,953,092.90
  5. Step 5: Solve for x
    x = 837,953,092.90/31,716.45
  6. Step 6: Final answer
    x = 26,420.14

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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.