Home / 31,461.68-43,417.11-17,314.53

Finding the Fourth Proportional to 31,461.68, 43,417.11 and 17,314.53

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Solution

The fourth proportional to 31,461.68, 43,417.11 and 17,314.53 is: 23,894.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,461.68 : 43,417.11 = 17,314.53 : x
  2. Step 2: Convert to fraction form
    31,461.68/43,417.11 = 17,314.53/x
  3. Step 3: Cross multiply
    31,461.68x = 43,417.11 × 17,314.53
  4. Step 4: Simplify right side
    31,461.68x = 751,746,853.61
  5. Step 5: Solve for x
    x = 751,746,853.61/31,461.68
  6. Step 6: Final answer
    x = 23,894.04

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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.