Home / 34,474.50-47,579.97-21,053.55

Finding the Fourth Proportional to 34,474.50, 47,579.97 and 21,053.55

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Solution

The fourth proportional to 34,474.50, 47,579.97 and 21,053.55 is: 29,057.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,474.50 : 47,579.97 = 21,053.55 : x
  2. Step 2: Convert to fraction form
    34,474.50/47,579.97 = 21,053.55/x
  3. Step 3: Cross multiply
    34,474.50x = 47,579.97 × 21,053.55
  4. Step 4: Simplify right side
    34,474.50x = 1,001,727,277.39
  5. Step 5: Solve for x
    x = 1,001,727,277.39/34,474.50
  6. Step 6: Final answer
    x = 29,057.05

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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.