Home / 15,422.18-23,023.70-14,875.43

Finding the Fourth Proportional to 15,422.18, 23,023.70 and 14,875.43

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Solution

The fourth proportional to 15,422.18, 23,023.70 and 14,875.43 is: 22,207.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,422.18 : 23,023.70 = 14,875.43 : x
  2. Step 2: Convert to fraction form
    15,422.18/23,023.70 = 14,875.43/x
  3. Step 3: Cross multiply
    15,422.18x = 23,023.70 × 14,875.43
  4. Step 4: Simplify right side
    15,422.18x = 342,487,248.20
  5. Step 5: Solve for x
    x = 342,487,248.20/15,422.18
  6. Step 6: Final answer
    x = 22,207.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.