Home / 36,733.28-55,091.20-13,038.88

Finding the Fourth Proportional to 36,733.28, 55,091.20 and 13,038.88

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Solution

The fourth proportional to 36,733.28, 55,091.20 and 13,038.88 is: 19,555.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,733.28 : 55,091.20 = 13,038.88 : x
  2. Step 2: Convert to fraction form
    36,733.28/55,091.20 = 13,038.88/x
  3. Step 3: Cross multiply
    36,733.28x = 55,091.20 × 13,038.88
  4. Step 4: Simplify right side
    36,733.28x = 718,327,545.86
  5. Step 5: Solve for x
    x = 718,327,545.86/36,733.28
  6. Step 6: Final answer
    x = 19,555.22

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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.