Home / 39,298.73-54,233.46-21,394.93

Finding the Fourth Proportional to 39,298.73, 54,233.46 and 21,394.93

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Solution

The fourth proportional to 39,298.73, 54,233.46 and 21,394.93 is: 29,525.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,298.73 : 54,233.46 = 21,394.93 : x
  2. Step 2: Convert to fraction form
    39,298.73/54,233.46 = 21,394.93/x
  3. Step 3: Cross multiply
    39,298.73x = 54,233.46 × 21,394.93
  4. Step 4: Simplify right side
    39,298.73x = 1,160,321,080.36
  5. Step 5: Solve for x
    x = 1,160,321,080.36/39,298.73
  6. Step 6: Final answer
    x = 29,525.66

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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.