Home / 47,025.11-70,541.76-15,425.70

Finding the Fourth Proportional to 47,025.11, 70,541.76 and 15,425.70

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Solution

The fourth proportional to 47,025.11, 70,541.76 and 15,425.70 is: 23,139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,025.11 : 70,541.76 = 15,425.70 : x
  2. Step 2: Convert to fraction form
    47,025.11/70,541.76 = 15,425.70/x
  3. Step 3: Cross multiply
    47,025.11x = 70,541.76 × 15,425.70
  4. Step 4: Simplify right side
    47,025.11x = 1,088,156,027.23
  5. Step 5: Solve for x
    x = 1,088,156,027.23/47,025.11
  6. Step 6: Final answer
    x = 23,139.90

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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.