Home / 31,995.54-44,154.72-20,057.76

Finding the Fourth Proportional to 31,995.54, 44,154.72 and 20,057.76

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Solution

The fourth proportional to 31,995.54, 44,154.72 and 20,057.76 is: 27,680.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,995.54 : 44,154.72 = 20,057.76 : x
  2. Step 2: Convert to fraction form
    31,995.54/44,154.72 = 20,057.76/x
  3. Step 3: Cross multiply
    31,995.54x = 44,154.72 × 20,057.76
  4. Step 4: Simplify right side
    31,995.54x = 885,644,776.63
  5. Step 5: Solve for x
    x = 885,644,776.63/31,995.54
  6. Step 6: Final answer
    x = 27,680.26

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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.