Home / 14,939.31-22,422.78-7,548.95

Finding the Fourth Proportional to 14,939.31, 22,422.78 and 7,548.95

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Solution

The fourth proportional to 14,939.31, 22,422.78 and 7,548.95 is: 11,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,939.31 : 22,422.78 = 7,548.95 : x
  2. Step 2: Convert to fraction form
    14,939.31/22,422.78 = 7,548.95/x
  3. Step 3: Cross multiply
    14,939.31x = 22,422.78 × 7,548.95
  4. Step 4: Simplify right side
    14,939.31x = 169,268,332.97
  5. Step 5: Solve for x
    x = 169,268,332.97/14,939.31
  6. Step 6: Final answer
    x = 11,330.40

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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.