Home / 15,382.89-23,048.36-9,447.41

Finding the Fourth Proportional to 15,382.89, 23,048.36 and 9,447.41

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Solution

The fourth proportional to 15,382.89, 23,048.36 and 9,447.41 is: 14,155.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,382.89 : 23,048.36 = 9,447.41 : x
  2. Step 2: Convert to fraction form
    15,382.89/23,048.36 = 9,447.41/x
  3. Step 3: Cross multiply
    15,382.89x = 23,048.36 × 9,447.41
  4. Step 4: Simplify right side
    15,382.89x = 217,747,306.75
  5. Step 5: Solve for x
    x = 217,747,306.75/15,382.89
  6. Step 6: Final answer
    x = 14,155.16

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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.