Home / 22,689.20-31,237.08-17,900.48

Finding the Fourth Proportional to 22,689.20, 31,237.08 and 17,900.48

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Solution

The fourth proportional to 22,689.20, 31,237.08 and 17,900.48 is: 24,644.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,689.20 : 31,237.08 = 17,900.48 : x
  2. Step 2: Convert to fraction form
    22,689.20/31,237.08 = 17,900.48/x
  3. Step 3: Cross multiply
    22,689.20x = 31,237.08 × 17,900.48
  4. Step 4: Simplify right side
    22,689.20x = 559,158,725.80
  5. Step 5: Solve for x
    x = 559,158,725.80/22,689.20
  6. Step 6: Final answer
    x = 24,644.27

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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.