Home / 47,025.80-70,545.32-13,748.38

Finding the Fourth Proportional to 47,025.80, 70,545.32 and 13,748.38

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Solution

The fourth proportional to 47,025.80, 70,545.32 and 13,748.38 is: 20,624.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,025.80 : 70,545.32 = 13,748.38 : x
  2. Step 2: Convert to fraction form
    47,025.80/70,545.32 = 13,748.38/x
  3. Step 3: Cross multiply
    47,025.80x = 70,545.32 × 13,748.38
  4. Step 4: Simplify right side
    47,025.80x = 969,883,866.58
  5. Step 5: Solve for x
    x = 969,883,866.58/47,025.80
  6. Step 6: Final answer
    x = 20,624.51

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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.