Home / 15,327.78-22,985.68-5,966.56

Finding the Fourth Proportional to 15,327.78, 22,985.68 and 5,966.56

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Solution

The fourth proportional to 15,327.78, 22,985.68 and 5,966.56 is: 8,947.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,327.78 : 22,985.68 = 5,966.56 : x
  2. Step 2: Convert to fraction form
    15,327.78/22,985.68 = 5,966.56/x
  3. Step 3: Cross multiply
    15,327.78x = 22,985.68 × 5,966.56
  4. Step 4: Simplify right side
    15,327.78x = 137,145,438.86
  5. Step 5: Solve for x
    x = 137,145,438.86/15,327.78
  6. Step 6: Final answer
    x = 8,947.51

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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.