Home / 38,776.82-53,510.18-22,644.95

Finding the Fourth Proportional to 38,776.82, 53,510.18 and 22,644.95

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Solution

The fourth proportional to 38,776.82, 53,510.18 and 22,644.95 is: 31,248.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,776.82 : 53,510.18 = 22,644.95 : x
  2. Step 2: Convert to fraction form
    38,776.82/53,510.18 = 22,644.95/x
  3. Step 3: Cross multiply
    38,776.82x = 53,510.18 × 22,644.95
  4. Step 4: Simplify right side
    38,776.82x = 1,211,734,969.82
  5. Step 5: Solve for x
    x = 1,211,734,969.82/38,776.82
  6. Step 6: Final answer
    x = 31,248.96

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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.