Home / 15,123.15-22,682.30-4,734.90

Finding the Fourth Proportional to 15,123.15, 22,682.30 and 4,734.90

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Solution

The fourth proportional to 15,123.15, 22,682.30 and 4,734.90 is: 7,101.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,123.15 : 22,682.30 = 4,734.90 : x
  2. Step 2: Convert to fraction form
    15,123.15/22,682.30 = 4,734.90/x
  3. Step 3: Cross multiply
    15,123.15x = 22,682.30 × 4,734.90
  4. Step 4: Simplify right side
    15,123.15x = 107,398,422.27
  5. Step 5: Solve for x
    x = 107,398,422.27/15,123.15
  6. Step 6: Final answer
    x = 7,101.59

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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.