Home / 39,761.50-54,864.94-22,763.06

Finding the Fourth Proportional to 39,761.50, 54,864.94 and 22,763.06

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Solution

The fourth proportional to 39,761.50, 54,864.94 and 22,763.06 is: 31,409.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,761.50 : 54,864.94 = 22,763.06 : x
  2. Step 2: Convert to fraction form
    39,761.50/54,864.94 = 22,763.06/x
  3. Step 3: Cross multiply
    39,761.50x = 54,864.94 × 22,763.06
  4. Step 4: Simplify right side
    39,761.50x = 1,248,893,921.12
  5. Step 5: Solve for x
    x = 1,248,893,921.12/39,761.50
  6. Step 6: Final answer
    x = 31,409.63

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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.