Home / 34,180.27-47,155.62-21,411.23

Finding the Fourth Proportional to 34,180.27, 47,155.62 and 21,411.23

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Solution

The fourth proportional to 34,180.27, 47,155.62 and 21,411.23 is: 29,539.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,180.27 : 47,155.62 = 21,411.23 : x
  2. Step 2: Convert to fraction form
    34,180.27/47,155.62 = 21,411.23/x
  3. Step 3: Cross multiply
    34,180.27x = 47,155.62 × 21,411.23
  4. Step 4: Simplify right side
    34,180.27x = 1,009,659,825.61
  5. Step 5: Solve for x
    x = 1,009,659,825.61/34,180.27
  6. Step 6: Final answer
    x = 29,539.26

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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.