Home / 25,990.56-35,862.84-15,233.58

Finding the Fourth Proportional to 25,990.56, 35,862.84 and 15,233.58

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Solution

The fourth proportional to 25,990.56, 35,862.84 and 15,233.58 is: 21,019.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,990.56 : 35,862.84 = 15,233.58 : x
  2. Step 2: Convert to fraction form
    25,990.56/35,862.84 = 15,233.58/x
  3. Step 3: Cross multiply
    25,990.56x = 35,862.84 × 15,233.58
  4. Step 4: Simplify right side
    25,990.56x = 546,319,442.17
  5. Step 5: Solve for x
    x = 546,319,442.17/25,990.56
  6. Step 6: Final answer
    x = 21,019.92

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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.