Home / 26,454.80-39,677.63-7,480.76

Finding the Fourth Proportional to 26,454.80, 39,677.63 and 7,480.76

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Solution

The fourth proportional to 26,454.80, 39,677.63 and 7,480.76 is: 11,219.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,454.80 : 39,677.63 = 7,480.76 : x
  2. Step 2: Convert to fraction form
    26,454.80/39,677.63 = 7,480.76/x
  3. Step 3: Cross multiply
    26,454.80x = 39,677.63 × 7,480.76
  4. Step 4: Simplify right side
    26,454.80x = 296,818,591.61
  5. Step 5: Solve for x
    x = 296,818,591.61/26,454.80
  6. Step 6: Final answer
    x = 11,219.84

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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.