Home / 25,777.65-38,672.01-8,007.96

Finding the Fourth Proportional to 25,777.65, 38,672.01 and 8,007.96

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Solution

The fourth proportional to 25,777.65, 38,672.01 and 8,007.96 is: 12,013.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,777.65 : 38,672.01 = 8,007.96 : x
  2. Step 2: Convert to fraction form
    25,777.65/38,672.01 = 8,007.96/x
  3. Step 3: Cross multiply
    25,777.65x = 38,672.01 × 8,007.96
  4. Step 4: Simplify right side
    25,777.65x = 309,683,909.20
  5. Step 5: Solve for x
    x = 309,683,909.20/25,777.65
  6. Step 6: Final answer
    x = 12,013.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.