Home / 16,427.40-24,641.10-7,663.20

Finding the Fourth Proportional to 16,427.40, 24,641.10 and 7,663.20

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Solution

The fourth proportional to 16,427.40, 24,641.10 and 7,663.20 is: 11,494.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,427.40 : 24,641.10 = 7,663.20 : x
  2. Step 2: Convert to fraction form
    16,427.40/24,641.10 = 7,663.20/x
  3. Step 3: Cross multiply
    16,427.40x = 24,641.10 × 7,663.20
  4. Step 4: Simplify right side
    16,427.40x = 188,829,677.52
  5. Step 5: Solve for x
    x = 188,829,677.52/16,427.40
  6. Step 6: Final answer
    x = 11,494.80

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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.