Home / 55,636.38-83,459.71-18,196.65

Finding the Fourth Proportional to 55,636.38, 83,459.71 and 18,196.65

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Solution

The fourth proportional to 55,636.38, 83,459.71 and 18,196.65 is: 27,296.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,636.38 : 83,459.71 = 18,196.65 : x
  2. Step 2: Convert to fraction form
    55,636.38/83,459.71 = 18,196.65/x
  3. Step 3: Cross multiply
    55,636.38x = 83,459.71 × 18,196.65
  4. Step 4: Simplify right side
    55,636.38x = 1,518,687,131.97
  5. Step 5: Solve for x
    x = 1,518,687,131.97/55,636.38
  6. Step 6: Final answer
    x = 27,296.66

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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.