Home / 38,268.94-52,807.12-21,270.46

Finding the Fourth Proportional to 38,268.94, 52,807.12 and 21,270.46

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Solution

The fourth proportional to 38,268.94, 52,807.12 and 21,270.46 is: 29,351.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,268.94 : 52,807.12 = 21,270.46 : x
  2. Step 2: Convert to fraction form
    38,268.94/52,807.12 = 21,270.46/x
  3. Step 3: Cross multiply
    38,268.94x = 52,807.12 × 21,270.46
  4. Step 4: Simplify right side
    38,268.94x = 1,123,231,733.68
  5. Step 5: Solve for x
    x = 1,123,231,733.68/38,268.94
  6. Step 6: Final answer
    x = 29,351.00

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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.