Home / 17,472.90-24,112.46-9,515.12

Finding the Fourth Proportional to 17,472.90, 24,112.46 and 9,515.12

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Solution

The fourth proportional to 17,472.90, 24,112.46 and 9,515.12 is: 13,130.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,472.90 : 24,112.46 = 9,515.12 : x
  2. Step 2: Convert to fraction form
    17,472.90/24,112.46 = 9,515.12/x
  3. Step 3: Cross multiply
    17,472.90x = 24,112.46 × 9,515.12
  4. Step 4: Simplify right side
    17,472.90x = 229,432,950.40
  5. Step 5: Solve for x
    x = 229,432,950.40/17,472.90
  6. Step 6: Final answer
    x = 13,130.79

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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.