Home / 26,118.63-39,182.81-8,600.76

Finding the Fourth Proportional to 26,118.63, 39,182.81 and 8,600.76

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Solution

The fourth proportional to 26,118.63, 39,182.81 and 8,600.76 is: 12,902.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,118.63 : 39,182.81 = 8,600.76 : x
  2. Step 2: Convert to fraction form
    26,118.63/39,182.81 = 8,600.76/x
  3. Step 3: Cross multiply
    26,118.63x = 39,182.81 × 8,600.76
  4. Step 4: Simplify right side
    26,118.63x = 337,001,901.93
  5. Step 5: Solve for x
    x = 337,001,901.93/26,118.63
  6. Step 6: Final answer
    x = 12,902.74

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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.