Home / 17,390.47-23,998.20-9,432.43

Finding the Fourth Proportional to 17,390.47, 23,998.20 and 9,432.43

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Solution

The fourth proportional to 17,390.47, 23,998.20 and 9,432.43 is: 13,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.47 : 23,998.20 = 9,432.43 : x
  2. Step 2: Convert to fraction form
    17,390.47/23,998.20 = 9,432.43/x
  3. Step 3: Cross multiply
    17,390.47x = 23,998.20 × 9,432.43
  4. Step 4: Simplify right side
    17,390.47x = 226,361,341.63
  5. Step 5: Solve for x
    x = 226,361,341.63/17,390.47
  6. Step 6: Final answer
    x = 13,016.40

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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.