Home / 47,724.90-71,555.75-22,768.80

Finding the Fourth Proportional to 47,724.90, 71,555.75 and 22,768.80

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Solution

The fourth proportional to 47,724.90, 71,555.75 and 22,768.80 is: 34,138.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,724.90 : 71,555.75 = 22,768.80 : x
  2. Step 2: Convert to fraction form
    47,724.90/71,555.75 = 22,768.80/x
  3. Step 3: Cross multiply
    47,724.90x = 71,555.75 × 22,768.80
  4. Step 4: Simplify right side
    47,724.90x = 1,629,238,088.98
  5. Step 5: Solve for x
    x = 1,629,238,088.98/47,724.90
  6. Step 6: Final answer
    x = 34,138.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.