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Finding the Fourth Proportional to 37,959.90, 52,362.90 and 22,042.32

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Solution

The fourth proportional to 37,959.90, 52,362.90 and 22,042.32 is: 30,405.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,959.90 : 52,362.90 = 22,042.32 : x
  2. Step 2: Convert to fraction form
    37,959.90/52,362.90 = 22,042.32/x
  3. Step 3: Cross multiply
    37,959.90x = 52,362.90 × 22,042.32
  4. Step 4: Simplify right side
    37,959.90x = 1,154,199,797.93
  5. Step 5: Solve for x
    x = 1,154,199,797.93/37,959.90
  6. Step 6: Final answer
    x = 30,405.76

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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.