Home / 47,359.91-71,039.25-13,626.81

Finding the Fourth Proportional to 47,359.91, 71,039.25 and 13,626.81

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Solution

The fourth proportional to 47,359.91, 71,039.25 and 13,626.81 is: 20,440.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,359.91 : 71,039.25 = 13,626.81 : x
  2. Step 2: Convert to fraction form
    47,359.91/71,039.25 = 13,626.81/x
  3. Step 3: Cross multiply
    47,359.91x = 71,039.25 × 13,626.81
  4. Step 4: Simplify right side
    47,359.91x = 968,038,362.29
  5. Step 5: Solve for x
    x = 968,038,362.29/47,359.91
  6. Step 6: Final answer
    x = 20,440.04

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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.