Home / 25,252.42-34,847.35-15,186.53

Finding the Fourth Proportional to 25,252.42, 34,847.35 and 15,186.53

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Solution

The fourth proportional to 25,252.42, 34,847.35 and 15,186.53 is: 20,956.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,252.42 : 34,847.35 = 15,186.53 : x
  2. Step 2: Convert to fraction form
    25,252.42/34,847.35 = 15,186.53/x
  3. Step 3: Cross multiply
    25,252.42x = 34,847.35 × 15,186.53
  4. Step 4: Simplify right side
    25,252.42x = 529,210,326.20
  5. Step 5: Solve for x
    x = 529,210,326.20/25,252.42
  6. Step 6: Final answer
    x = 20,956.82

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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.