Home / 36,281.65-54,420.54-11,318.83

Finding the Fourth Proportional to 36,281.65, 54,420.54 and 11,318.83

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Solution

The fourth proportional to 36,281.65, 54,420.54 and 11,318.83 is: 16,977.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,281.65 : 54,420.54 = 11,318.83 : x
  2. Step 2: Convert to fraction form
    36,281.65/54,420.54 = 11,318.83/x
  3. Step 3: Cross multiply
    36,281.65x = 54,420.54 × 11,318.83
  4. Step 4: Simplify right side
    36,281.65x = 615,977,032.06
  5. Step 5: Solve for x
    x = 615,977,032.06/36,281.65
  6. Step 6: Final answer
    x = 16,977.65

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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.