Home / 15,909.39-23,827.14-15,355.85

Finding the Fourth Proportional to 15,909.39, 23,827.14 and 15,355.85

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Solution

The fourth proportional to 15,909.39, 23,827.14 and 15,355.85 is: 22,998.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,909.39 : 23,827.14 = 15,355.85 : x
  2. Step 2: Convert to fraction form
    15,909.39/23,827.14 = 15,355.85/x
  3. Step 3: Cross multiply
    15,909.39x = 23,827.14 × 15,355.85
  4. Step 4: Simplify right side
    15,909.39x = 365,885,868.63
  5. Step 5: Solve for x
    x = 365,885,868.63/15,909.39
  6. Step 6: Final answer
    x = 22,998.11

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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.