Home / 26,248.92-39,374.10-8,480.34

Finding the Fourth Proportional to 26,248.92, 39,374.10 and 8,480.34

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Solution

The fourth proportional to 26,248.92, 39,374.10 and 8,480.34 is: 12,720.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,248.92 : 39,374.10 = 8,480.34 : x
  2. Step 2: Convert to fraction form
    26,248.92/39,374.10 = 8,480.34/x
  3. Step 3: Cross multiply
    26,248.92x = 39,374.10 × 8,480.34
  4. Step 4: Simplify right side
    26,248.92x = 333,905,755.19
  5. Step 5: Solve for x
    x = 333,905,755.19/26,248.92
  6. Step 6: Final answer
    x = 12,720.74

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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.