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Finding the Fourth Proportional to 34,959.80, 48,244.62 and 19,044.20

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Solution

The fourth proportional to 34,959.80, 48,244.62 and 19,044.20 is: 26,281.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,959.80 : 48,244.62 = 19,044.20 : x
  2. Step 2: Convert to fraction form
    34,959.80/48,244.62 = 19,044.20/x
  3. Step 3: Cross multiply
    34,959.80x = 48,244.62 × 19,044.20
  4. Step 4: Simplify right side
    34,959.80x = 918,780,192.20
  5. Step 5: Solve for x
    x = 918,780,192.20/34,959.80
  6. Step 6: Final answer
    x = 26,281.05

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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.