Home / 31,959.14-48,111.33-28,744.26

Finding the Fourth Proportional to 31,959.14, 48,111.33 and 28,744.26

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Solution

The fourth proportional to 31,959.14, 48,111.33 and 28,744.26 is: 43,271.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,959.14 : 48,111.33 = 28,744.26 : x
  2. Step 2: Convert to fraction form
    31,959.14/48,111.33 = 28,744.26/x
  3. Step 3: Cross multiply
    31,959.14x = 48,111.33 × 28,744.26
  4. Step 4: Simplify right side
    31,959.14x = 1,382,924,578.47
  5. Step 5: Solve for x
    x = 1,382,924,578.47/31,959.14
  6. Step 6: Final answer
    x = 43,271.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.