Home / 15,259.86-22,882.47-6,490.02

Finding the Fourth Proportional to 15,259.86, 22,882.47 and 6,490.02

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Solution

The fourth proportional to 15,259.86, 22,882.47 and 6,490.02 is: 9,731.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,259.86 : 22,882.47 = 6,490.02 : x
  2. Step 2: Convert to fraction form
    15,259.86/22,882.47 = 6,490.02/x
  3. Step 3: Cross multiply
    15,259.86x = 22,882.47 × 6,490.02
  4. Step 4: Simplify right side
    15,259.86x = 148,507,687.95
  5. Step 5: Solve for x
    x = 148,507,687.95/15,259.86
  6. Step 6: Final answer
    x = 9,731.92

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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.