Home / 22,983.80-31,725.68-13,551.75

Finding the Fourth Proportional to 22,983.80, 31,725.68 and 13,551.75

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Solution

The fourth proportional to 22,983.80, 31,725.68 and 13,551.75 is: 18,706.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,983.80 : 31,725.68 = 13,551.75 : x
  2. Step 2: Convert to fraction form
    22,983.80/31,725.68 = 13,551.75/x
  3. Step 3: Cross multiply
    22,983.80x = 31,725.68 × 13,551.75
  4. Step 4: Simplify right side
    22,983.80x = 429,938,416.18
  5. Step 5: Solve for x
    x = 429,938,416.18/22,983.80
  6. Step 6: Final answer
    x = 18,706.15

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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.