Home / 25,122.42-34,670.04-15,052.50

Finding the Fourth Proportional to 25,122.42, 34,670.04 and 15,052.50

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Solution

The fourth proportional to 25,122.42, 34,670.04 and 15,052.50 is: 20,773.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,122.42 : 34,670.04 = 15,052.50 : x
  2. Step 2: Convert to fraction form
    25,122.42/34,670.04 = 15,052.50/x
  3. Step 3: Cross multiply
    25,122.42x = 34,670.04 × 15,052.50
  4. Step 4: Simplify right side
    25,122.42x = 521,870,777.10
  5. Step 5: Solve for x
    x = 521,870,777.10/25,122.42
  6. Step 6: Final answer
    x = 20,773.11

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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.