Home / 34,600.52-47,752.25-21,180.64

Finding the Fourth Proportional to 34,600.52, 47,752.25 and 21,180.64

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Solution

The fourth proportional to 34,600.52, 47,752.25 and 21,180.64 is: 29,231.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,600.52 : 47,752.25 = 21,180.64 : x
  2. Step 2: Convert to fraction form
    34,600.52/47,752.25 = 21,180.64/x
  3. Step 3: Cross multiply
    34,600.52x = 47,752.25 × 21,180.64
  4. Step 4: Simplify right side
    34,600.52x = 1,011,423,216.44
  5. Step 5: Solve for x
    x = 1,011,423,216.44/34,600.52
  6. Step 6: Final answer
    x = 29,231.45

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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.