Home / 15,003.64-22,505.28-6,681.52

Finding the Fourth Proportional to 15,003.64, 22,505.28 and 6,681.52

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Solution

The fourth proportional to 15,003.64, 22,505.28 and 6,681.52 is: 10,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,003.64 : 22,505.28 = 6,681.52 : x
  2. Step 2: Convert to fraction form
    15,003.64/22,505.28 = 6,681.52/x
  3. Step 3: Cross multiply
    15,003.64x = 22,505.28 × 6,681.52
  4. Step 4: Simplify right side
    15,003.64x = 150,369,478.43
  5. Step 5: Solve for x
    x = 150,369,478.43/15,003.64
  6. Step 6: Final answer
    x = 10,022.20

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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.