Home / 15,523.52-23,278.49-4,427.73

Finding the Fourth Proportional to 15,523.52, 23,278.49 and 4,427.73

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Solution

The fourth proportional to 15,523.52, 23,278.49 and 4,427.73 is: 6,639.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,523.52 : 23,278.49 = 4,427.73 : x
  2. Step 2: Convert to fraction form
    15,523.52/23,278.49 = 4,427.73/x
  3. Step 3: Cross multiply
    15,523.52x = 23,278.49 × 4,427.73
  4. Step 4: Simplify right side
    15,523.52x = 103,070,862.99
  5. Step 5: Solve for x
    x = 103,070,862.99/15,523.52
  6. Step 6: Final answer
    x = 6,639.66

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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.