Home / 38,658.92-53,350.61-36,887.45

Finding the Fourth Proportional to 38,658.92, 53,350.61 and 36,887.45

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Solution

The fourth proportional to 38,658.92, 53,350.61 and 36,887.45 is: 50,905.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,658.92 : 53,350.61 = 36,887.45 : x
  2. Step 2: Convert to fraction form
    38,658.92/53,350.61 = 36,887.45/x
  3. Step 3: Cross multiply
    38,658.92x = 53,350.61 × 36,887.45
  4. Step 4: Simplify right side
    38,658.92x = 1,967,967,507.65
  5. Step 5: Solve for x
    x = 1,967,967,507.65/38,658.92
  6. Step 6: Final answer
    x = 50,905.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.