Home / 15,330.32-22,991.36-4,234.40

Finding the Fourth Proportional to 15,330.32, 22,991.36 and 4,234.40

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Solution

The fourth proportional to 15,330.32, 22,991.36 and 4,234.40 is: 6,350.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,330.32 : 22,991.36 = 4,234.40 : x
  2. Step 2: Convert to fraction form
    15,330.32/22,991.36 = 4,234.40/x
  3. Step 3: Cross multiply
    15,330.32x = 22,991.36 × 4,234.40
  4. Step 4: Simplify right side
    15,330.32x = 97,354,614.78
  5. Step 5: Solve for x
    x = 97,354,614.78/15,330.32
  6. Step 6: Final answer
    x = 6,350.46

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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.