Home / 10,432.66-15,555.92-9,273.55

Finding the Fourth Proportional to 10,432.66, 15,555.92 and 9,273.55

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Solution

The fourth proportional to 10,432.66, 15,555.92 and 9,273.55 is: 13,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432.66 : 15,555.92 = 9,273.55 : x
  2. Step 2: Convert to fraction form
    10,432.66/15,555.92 = 9,273.55/x
  3. Step 3: Cross multiply
    10,432.66x = 15,555.92 × 9,273.55
  4. Step 4: Simplify right side
    10,432.66x = 144,258,601.92
  5. Step 5: Solve for x
    x = 144,258,601.92/10,432.66
  6. Step 6: Final answer
    x = 13,827.60

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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.