Home / 39,987.29-55,182.33-24,072.62

Finding the Fourth Proportional to 39,987.29, 55,182.33 and 24,072.62

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Solution

The fourth proportional to 39,987.29, 55,182.33 and 24,072.62 is: 33,220.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,987.29 : 55,182.33 = 24,072.62 : x
  2. Step 2: Convert to fraction form
    39,987.29/55,182.33 = 24,072.62/x
  3. Step 3: Cross multiply
    39,987.29x = 55,182.33 × 24,072.62
  4. Step 4: Simplify right side
    39,987.29x = 1,328,382,984.89
  5. Step 5: Solve for x
    x = 1,328,382,984.89/39,987.29
  6. Step 6: Final answer
    x = 33,220.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.