Home / 36,155.03-54,199.33-12,456.93

Finding the Fourth Proportional to 36,155.03, 54,199.33 and 12,456.93

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Solution

The fourth proportional to 36,155.03, 54,199.33 and 12,456.93 is: 18,673.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,155.03 : 54,199.33 = 12,456.93 : x
  2. Step 2: Convert to fraction form
    36,155.03/54,199.33 = 12,456.93/x
  3. Step 3: Cross multiply
    36,155.03x = 54,199.33 × 12,456.93
  4. Step 4: Simplify right side
    36,155.03x = 675,157,478.68
  5. Step 5: Solve for x
    x = 675,157,478.68/36,155.03
  6. Step 6: Final answer
    x = 18,673.96

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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.