Home / 10,432.65-15,555.92-9,273.54

Finding the Fourth Proportional to 10,432.65, 15,555.92 and 9,273.54

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Solution

The fourth proportional to 10,432.65, 15,555.92 and 9,273.54 is: 13,827.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432.65 : 15,555.92 = 9,273.54 : x
  2. Step 2: Convert to fraction form
    10,432.65/15,555.92 = 9,273.54/x
  3. Step 3: Cross multiply
    10,432.65x = 15,555.92 × 9,273.54
  4. Step 4: Simplify right side
    10,432.65x = 144,258,399.99
  5. Step 5: Solve for x
    x = 144,258,399.99/10,432.65
  6. Step 6: Final answer
    x = 13,827.59

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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.