Home / 25,862.55-38,774.04-11,812.83

Finding the Fourth Proportional to 25,862.55, 38,774.04 and 11,812.83

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Solution

The fourth proportional to 25,862.55, 38,774.04 and 11,812.83 is: 17,710.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,862.55 : 38,774.04 = 11,812.83 : x
  2. Step 2: Convert to fraction form
    25,862.55/38,774.04 = 11,812.83/x
  3. Step 3: Cross multiply
    25,862.55x = 38,774.04 × 11,812.83
  4. Step 4: Simplify right side
    25,862.55x = 458,031,142.93
  5. Step 5: Solve for x
    x = 458,031,142.93/25,862.55
  6. Step 6: Final answer
    x = 17,710.21

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1.5x scale

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.