Home / 31,619.92-43,638.08-17,473

Finding the Fourth Proportional to 31,619.92, 43,638.08 and 17,473

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Solution

The fourth proportional to 31,619.92, 43,638.08 and 17,473 is: 24,114.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,619.92 : 43,638.08 = 17,473 : x
  2. Step 2: Convert to fraction form
    31,619.92/43,638.08 = 17,473/x
  3. Step 3: Cross multiply
    31,619.92x = 43,638.08 × 17,473
  4. Step 4: Simplify right side
    31,619.92x = 762,488,171.84
  5. Step 5: Solve for x
    x = 762,488,171.84/31,619.92
  6. Step 6: Final answer
    x = 24,114.17

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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.