Home / 38,701.28-58,053.20-13,740.99

Finding the Fourth Proportional to 38,701.28, 58,053.20 and 13,740.99

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Solution

The fourth proportional to 38,701.28, 58,053.20 and 13,740.99 is: 20,611.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,701.28 : 58,053.20 = 13,740.99 : x
  2. Step 2: Convert to fraction form
    38,701.28/58,053.20 = 13,740.99/x
  3. Step 3: Cross multiply
    38,701.28x = 58,053.20 × 13,740.99
  4. Step 4: Simplify right side
    38,701.28x = 797,708,440.67
  5. Step 5: Solve for x
    x = 797,708,440.67/38,701.28
  6. Step 6: Final answer
    x = 20,611.94

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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.