Home / 16,258.32-24,379.20-7,938.72

Finding the Fourth Proportional to 16,258.32, 24,379.20 and 7,938.72

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Solution

The fourth proportional to 16,258.32, 24,379.20 and 7,938.72 is: 11,904.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,258.32 : 24,379.20 = 7,938.72 : x
  2. Step 2: Convert to fraction form
    16,258.32/24,379.20 = 7,938.72/x
  3. Step 3: Cross multiply
    16,258.32x = 24,379.20 × 7,938.72
  4. Step 4: Simplify right side
    16,258.32x = 193,539,642.62
  5. Step 5: Solve for x
    x = 193,539,642.62/16,258.32
  6. Step 6: Final answer
    x = 11,904.04

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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.