Home / 25,862.85-38,728.40-17,070.93

Finding the Fourth Proportional to 25,862.85, 38,728.40 and 17,070.93

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Solution

The fourth proportional to 25,862.85, 38,728.40 and 17,070.93 is: 25,562.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,862.85 : 38,728.40 = 17,070.93 : x
  2. Step 2: Convert to fraction form
    25,862.85/38,728.40 = 17,070.93/x
  3. Step 3: Cross multiply
    25,862.85x = 38,728.40 × 17,070.93
  4. Step 4: Simplify right side
    25,862.85x = 661,129,720.06
  5. Step 5: Solve for x
    x = 661,129,720.06/25,862.85
  6. Step 6: Final answer
    x = 25,562.91

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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.