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Finding the Fourth Proportional to 34,959.44, 48,243.78 and 19,043.84

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Solution

The fourth proportional to 34,959.44, 48,243.78 and 19,043.84 is: 26,280.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,959.44 : 48,243.78 = 19,043.84 : x
  2. Step 2: Convert to fraction form
    34,959.44/48,243.78 = 19,043.84/x
  3. Step 3: Cross multiply
    34,959.44x = 48,243.78 × 19,043.84
  4. Step 4: Simplify right side
    34,959.44x = 918,746,827.32
  5. Step 5: Solve for x
    x = 918,746,827.32/34,959.44
  6. Step 6: Final answer
    x = 26,280.36

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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.