Home / 51,350.32-77,025.60-13,910.62

Finding the Fourth Proportional to 51,350.32, 77,025.60 and 13,910.62

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Solution

The fourth proportional to 51,350.32, 77,025.60 and 13,910.62 is: 20,865.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,350.32 : 77,025.60 = 13,910.62 : x
  2. Step 2: Convert to fraction form
    51,350.32/77,025.60 = 13,910.62/x
  3. Step 3: Cross multiply
    51,350.32x = 77,025.60 × 13,910.62
  4. Step 4: Simplify right side
    51,350.32x = 1,071,473,851.87
  5. Step 5: Solve for x
    x = 1,071,473,851.87/51,350.32
  6. Step 6: Final answer
    x = 20,865.96

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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.