Home / 36,876.18-55,314.30-9,174.18

Finding the Fourth Proportional to 36,876.18, 55,314.30 and 9,174.18

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Solution

The fourth proportional to 36,876.18, 55,314.30 and 9,174.18 is: 13,761.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,876.18 : 55,314.30 = 9,174.18 : x
  2. Step 2: Convert to fraction form
    36,876.18/55,314.30 = 9,174.18/x
  3. Step 3: Cross multiply
    36,876.18x = 55,314.30 × 9,174.18
  4. Step 4: Simplify right side
    36,876.18x = 507,463,344.77
  5. Step 5: Solve for x
    x = 507,463,344.77/36,876.18
  6. Step 6: Final answer
    x = 13,761.28

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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.