Home / 25,828.93-35,652.88-15,217.88

Finding the Fourth Proportional to 25,828.93, 35,652.88 and 15,217.88

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Solution

The fourth proportional to 25,828.93, 35,652.88 and 15,217.88 is: 21,005.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,828.93 : 35,652.88 = 15,217.88 : x
  2. Step 2: Convert to fraction form
    25,828.93/35,652.88 = 15,217.88/x
  3. Step 3: Cross multiply
    25,828.93x = 35,652.88 × 15,217.88
  4. Step 4: Simplify right side
    25,828.93x = 542,561,133.05
  5. Step 5: Solve for x
    x = 542,561,133.05/25,828.93
  6. Step 6: Final answer
    x = 21,005.95

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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.