Home / 14,951.47-22,430.73-8,382.19

Finding the Fourth Proportional to 14,951.47, 22,430.73 and 8,382.19

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Solution

The fourth proportional to 14,951.47, 22,430.73 and 8,382.19 is: 12,575.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,951.47 : 22,430.73 = 8,382.19 : x
  2. Step 2: Convert to fraction form
    14,951.47/22,430.73 = 8,382.19/x
  3. Step 3: Cross multiply
    14,951.47x = 22,430.73 × 8,382.19
  4. Step 4: Simplify right side
    14,951.47x = 188,018,640.70
  5. Step 5: Solve for x
    x = 188,018,640.70/14,951.47
  6. Step 6: Final answer
    x = 12,575.26

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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.