Home / 22,764.73-31,420.37-14,793.12

Finding the Fourth Proportional to 22,764.73, 31,420.37 and 14,793.12

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Solution

The fourth proportional to 22,764.73, 31,420.37 and 14,793.12 is: 20,417.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,764.73 : 31,420.37 = 14,793.12 : x
  2. Step 2: Convert to fraction form
    22,764.73/31,420.37 = 14,793.12/x
  3. Step 3: Cross multiply
    22,764.73x = 31,420.37 × 14,793.12
  4. Step 4: Simplify right side
    22,764.73x = 464,805,303.85
  5. Step 5: Solve for x
    x = 464,805,303.85/22,764.73
  6. Step 6: Final answer
    x = 20,417.78

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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.