Home / 47,723.28-71,585.76-14,443.68

Finding the Fourth Proportional to 47,723.28, 71,585.76 and 14,443.68

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Solution

The fourth proportional to 47,723.28, 71,585.76 and 14,443.68 is: 21,665.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,723.28 : 71,585.76 = 14,443.68 : x
  2. Step 2: Convert to fraction form
    47,723.28/71,585.76 = 14,443.68/x
  3. Step 3: Cross multiply
    47,723.28x = 71,585.76 × 14,443.68
  4. Step 4: Simplify right side
    47,723.28x = 1,033,961,810.00
  5. Step 5: Solve for x
    x = 1,033,961,810.00/47,723.28
  6. Step 6: Final answer
    x = 21,665.77

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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.