Home / 43,047.48-64,382.36-38,336.86

Finding the Fourth Proportional to 43,047.48, 64,382.36 and 38,336.86

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Solution

The fourth proportional to 43,047.48, 64,382.36 and 38,336.86 is: 57,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,047.48 : 64,382.36 = 38,336.86 : x
  2. Step 2: Convert to fraction form
    43,047.48/64,382.36 = 38,336.86/x
  3. Step 3: Cross multiply
    43,047.48x = 64,382.36 × 38,336.86
  4. Step 4: Simplify right side
    43,047.48x = 2,468,217,521.79
  5. Step 5: Solve for x
    x = 2,468,217,521.79/43,047.48
  6. Step 6: Final answer
    x = 57,337.10

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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.