Home / 38,871.60-58,293.04-13,904.88

Finding the Fourth Proportional to 38,871.60, 58,293.04 and 13,904.88

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Solution

The fourth proportional to 38,871.60, 58,293.04 and 13,904.88 is: 20,852.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,871.60 : 58,293.04 = 13,904.88 : x
  2. Step 2: Convert to fraction form
    38,871.60/58,293.04 = 13,904.88/x
  3. Step 3: Cross multiply
    38,871.60x = 58,293.04 × 13,904.88
  4. Step 4: Simplify right side
    38,871.60x = 810,557,726.04
  5. Step 5: Solve for x
    x = 810,557,726.04/38,871.60
  6. Step 6: Final answer
    x = 20,852.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.