Home / 15,658.94-23,487.35-7,340.81

Finding the Fourth Proportional to 15,658.94, 23,487.35 and 7,340.81

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Solution

The fourth proportional to 15,658.94, 23,487.35 and 7,340.81 is: 11,010.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,658.94 : 23,487.35 = 7,340.81 : x
  2. Step 2: Convert to fraction form
    15,658.94/23,487.35 = 7,340.81/x
  3. Step 3: Cross multiply
    15,658.94x = 23,487.35 × 7,340.81
  4. Step 4: Simplify right side
    15,658.94x = 172,416,195.77
  5. Step 5: Solve for x
    x = 172,416,195.77/15,658.94
  6. Step 6: Final answer
    x = 11,010.72

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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.