Home / 44,480.76-66,721.19-18,185.51

Finding the Fourth Proportional to 44,480.76, 66,721.19 and 18,185.51

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Solution

The fourth proportional to 44,480.76, 66,721.19 and 18,185.51 is: 27,278.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,480.76 : 66,721.19 = 18,185.51 : x
  2. Step 2: Convert to fraction form
    44,480.76/66,721.19 = 18,185.51/x
  3. Step 3: Cross multiply
    44,480.76x = 66,721.19 × 18,185.51
  4. Step 4: Simplify right side
    44,480.76x = 1,213,358,500.25
  5. Step 5: Solve for x
    x = 1,213,358,500.25/44,480.76
  6. Step 6: Final answer
    x = 27,278.28

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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.