Home / 26,402.28-39,612.25-8,633.76

Finding the Fourth Proportional to 26,402.28, 39,612.25 and 8,633.76

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Solution

The fourth proportional to 26,402.28, 39,612.25 and 8,633.76 is: 12,953.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,402.28 : 39,612.25 = 8,633.76 : x
  2. Step 2: Convert to fraction form
    26,402.28/39,612.25 = 8,633.76/x
  3. Step 3: Cross multiply
    26,402.28x = 39,612.25 × 8,633.76
  4. Step 4: Simplify right side
    26,402.28x = 342,002,521.81
  5. Step 5: Solve for x
    x = 342,002,521.81/26,402.28
  6. Step 6: Final answer
    x = 12,953.52

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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.