Home / 23,025.68-31,774.14-12,954.55

Finding the Fourth Proportional to 23,025.68, 31,774.14 and 12,954.55

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Solution

The fourth proportional to 23,025.68, 31,774.14 and 12,954.55 is: 17,876.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,025.68 : 31,774.14 = 12,954.55 : x
  2. Step 2: Convert to fraction form
    23,025.68/31,774.14 = 12,954.55/x
  3. Step 3: Cross multiply
    23,025.68x = 31,774.14 × 12,954.55
  4. Step 4: Simplify right side
    23,025.68x = 411,619,461.69
  5. Step 5: Solve for x
    x = 411,619,461.69/23,025.68
  6. Step 6: Final answer
    x = 17,876.54

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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.