Home / 12,029.40-16,589.82-7,553.57

Finding the Fourth Proportional to 12,029.40, 16,589.82 and 7,553.57

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Solution

The fourth proportional to 12,029.40, 16,589.82 and 7,553.57 is: 10,417.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029.40 : 16,589.82 = 7,553.57 : x
  2. Step 2: Convert to fraction form
    12,029.40/16,589.82 = 7,553.57/x
  3. Step 3: Cross multiply
    12,029.40x = 16,589.82 × 7,553.57
  4. Step 4: Simplify right side
    12,029.40x = 125,312,366.66
  5. Step 5: Solve for x
    x = 125,312,366.66/12,029.40
  6. Step 6: Final answer
    x = 10,417.18

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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.