Home / 36,218.23-54,321.55-9,916.83

Finding the Fourth Proportional to 36,218.23, 54,321.55 and 9,916.83

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Solution

The fourth proportional to 36,218.23, 54,321.55 and 9,916.83 is: 14,873.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,218.23 : 54,321.55 = 9,916.83 : x
  2. Step 2: Convert to fraction form
    36,218.23/54,321.55 = 9,916.83/x
  3. Step 3: Cross multiply
    36,218.23x = 54,321.55 × 9,916.83
  4. Step 4: Simplify right side
    36,218.23x = 538,697,551.89
  5. Step 5: Solve for x
    x = 538,697,551.89/36,218.23
  6. Step 6: Final answer
    x = 14,873.66

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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.