Home / 25,081.89-34,616.53-15,524.84

Finding the Fourth Proportional to 25,081.89, 34,616.53 and 15,524.84

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Solution

The fourth proportional to 25,081.89, 34,616.53 and 15,524.84 is: 21,426.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,081.89 : 34,616.53 = 15,524.84 : x
  2. Step 2: Convert to fraction form
    25,081.89/34,616.53 = 15,524.84/x
  3. Step 3: Cross multiply
    25,081.89x = 34,616.53 × 15,524.84
  4. Step 4: Simplify right side
    25,081.89x = 537,416,089.61
  5. Step 5: Solve for x
    x = 537,416,089.61/25,081.89
  6. Step 6: Final answer
    x = 21,426.46

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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.