Home / 38,265.80-52,803.77-21,268.71

Finding the Fourth Proportional to 38,265.80, 52,803.77 and 21,268.71

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Solution

The fourth proportional to 38,265.80, 52,803.77 and 21,268.71 is: 29,349.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,265.80 : 52,803.77 = 21,268.71 : x
  2. Step 2: Convert to fraction form
    38,265.80/52,803.77 = 21,268.71/x
  3. Step 3: Cross multiply
    38,265.80x = 52,803.77 × 21,268.71
  4. Step 4: Simplify right side
    38,265.80x = 1,123,067,964.69
  5. Step 5: Solve for x
    x = 1,123,067,964.69/38,265.80
  6. Step 6: Final answer
    x = 29,349.13

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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.