Home / 34,180.52-47,155.97-21,411.48

Finding the Fourth Proportional to 34,180.52, 47,155.97 and 21,411.48

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Solution

The fourth proportional to 34,180.52, 47,155.97 and 21,411.48 is: 29,539.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,180.52 : 47,155.97 = 21,411.48 : x
  2. Step 2: Convert to fraction form
    34,180.52/47,155.97 = 21,411.48/x
  3. Step 3: Cross multiply
    34,180.52x = 47,155.97 × 21,411.48
  4. Step 4: Simplify right side
    34,180.52x = 1,009,679,001.48
  5. Step 5: Solve for x
    x = 1,009,679,001.48/34,180.52
  6. Step 6: Final answer
    x = 29,539.61

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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.