Home / 26,377.58-39,569.63-8,603.49

Finding the Fourth Proportional to 26,377.58, 39,569.63 and 8,603.49

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Solution

The fourth proportional to 26,377.58, 39,569.63 and 8,603.49 is: 12,906.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,377.58 : 39,569.63 = 8,603.49 : x
  2. Step 2: Convert to fraction form
    26,377.58/39,569.63 = 8,603.49/x
  3. Step 3: Cross multiply
    26,377.58x = 39,569.63 × 8,603.49
  4. Step 4: Simplify right side
    26,377.58x = 340,436,724.61
  5. Step 5: Solve for x
    x = 340,436,724.61/26,377.58
  6. Step 6: Final answer
    x = 12,906.29

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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.