Home / 36,774.11-55,161.17-10,478.81

Finding the Fourth Proportional to 36,774.11, 55,161.17 and 10,478.81

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Solution

The fourth proportional to 36,774.11, 55,161.17 and 10,478.81 is: 15,718.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,774.11 : 55,161.17 = 10,478.81 : x
  2. Step 2: Convert to fraction form
    36,774.11/55,161.17 = 10,478.81/x
  3. Step 3: Cross multiply
    36,774.11x = 55,161.17 × 10,478.81
  4. Step 4: Simplify right side
    36,774.11x = 578,023,419.81
  5. Step 5: Solve for x
    x = 578,023,419.81/36,774.11
  6. Step 6: Final answer
    x = 15,718.22

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Similar ratio
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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.