Home / 15,009.88-22,507.98-6,239.56

Finding the Fourth Proportional to 15,009.88, 22,507.98 and 6,239.56

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Solution

The fourth proportional to 15,009.88, 22,507.98 and 6,239.56 is: 9,356.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,009.88 : 22,507.98 = 6,239.56 : x
  2. Step 2: Convert to fraction form
    15,009.88/22,507.98 = 6,239.56/x
  3. Step 3: Cross multiply
    15,009.88x = 22,507.98 × 6,239.56
  4. Step 4: Simplify right side
    15,009.88x = 140,439,891.69
  5. Step 5: Solve for x
    x = 140,439,891.69/15,009.88
  6. Step 6: Final answer
    x = 9,356.50

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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.