Home / 43,365.38-65,072.67-17,088.57

Finding the Fourth Proportional to 43,365.38, 65,072.67 and 17,088.57

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Solution

The fourth proportional to 43,365.38, 65,072.67 and 17,088.57 is: 25,642.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,365.38 : 65,072.67 = 17,088.57 : x
  2. Step 2: Convert to fraction form
    43,365.38/65,072.67 = 17,088.57/x
  3. Step 3: Cross multiply
    43,365.38x = 65,072.67 × 17,088.57
  4. Step 4: Simplify right side
    43,365.38x = 1,111,998,876.38
  5. Step 5: Solve for x
    x = 1,111,998,876.38/43,365.38
  6. Step 6: Final answer
    x = 25,642.55

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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.