Home / 38,785.38-53,529.59-23,686.80

Finding the Fourth Proportional to 38,785.38, 53,529.59 and 23,686.80

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Solution

The fourth proportional to 38,785.38, 53,529.59 and 23,686.80 is: 32,691.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,785.38 : 53,529.59 = 23,686.80 : x
  2. Step 2: Convert to fraction form
    38,785.38/53,529.59 = 23,686.80/x
  3. Step 3: Cross multiply
    38,785.38x = 53,529.59 × 23,686.80
  4. Step 4: Simplify right side
    38,785.38x = 1,267,944,550.89
  5. Step 5: Solve for x
    x = 1,267,944,550.89/38,785.38
  6. Step 6: Final answer
    x = 32,691.30

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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.