Home / 15,432.15-23,134.37-5,569.11

Finding the Fourth Proportional to 15,432.15, 23,134.37 and 5,569.11

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Solution

The fourth proportional to 15,432.15, 23,134.37 and 5,569.11 is: 8,348.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,432.15 : 23,134.37 = 5,569.11 : x
  2. Step 2: Convert to fraction form
    15,432.15/23,134.37 = 5,569.11/x
  3. Step 3: Cross multiply
    15,432.15x = 23,134.37 × 5,569.11
  4. Step 4: Simplify right side
    15,432.15x = 128,837,823.47
  5. Step 5: Solve for x
    x = 128,837,823.47/15,432.15
  6. Step 6: Final answer
    x = 8,348.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.