Home / 34,862.70-52,315.50-13,799.15

Finding the Fourth Proportional to 34,862.70, 52,315.50 and 13,799.15

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Solution

The fourth proportional to 34,862.70, 52,315.50 and 13,799.15 is: 20,707.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,862.70 : 52,315.50 = 13,799.15 : x
  2. Step 2: Convert to fraction form
    34,862.70/52,315.50 = 13,799.15/x
  3. Step 3: Cross multiply
    34,862.70x = 52,315.50 × 13,799.15
  4. Step 4: Simplify right side
    34,862.70x = 721,909,170.25
  5. Step 5: Solve for x
    x = 721,909,170.25/34,862.70
  6. Step 6: Final answer
    x = 20,707.21

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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.