Home / 38,785.87-53,549-26,844.85

Finding the Fourth Proportional to 38,785.87, 53,549 and 26,844.85

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Solution

The fourth proportional to 38,785.87, 53,549 and 26,844.85 is: 37,062.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,785.87 : 53,549 = 26,844.85 : x
  2. Step 2: Convert to fraction form
    38,785.87/53,549 = 26,844.85/x
  3. Step 3: Cross multiply
    38,785.87x = 53,549 × 26,844.85
  4. Step 4: Simplify right side
    38,785.87x = 1,437,514,872.65
  5. Step 5: Solve for x
    x = 1,437,514,872.65/38,785.87
  6. Step 6: Final answer
    x = 37,062.85

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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.