Home / 39,769.91-54,970.25-34,953.73

Finding the Fourth Proportional to 39,769.91, 54,970.25 and 34,953.73

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Solution

The fourth proportional to 39,769.91, 54,970.25 and 34,953.73 is: 48,313.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,769.91 : 54,970.25 = 34,953.73 : x
  2. Step 2: Convert to fraction form
    39,769.91/54,970.25 = 34,953.73/x
  3. Step 3: Cross multiply
    39,769.91x = 54,970.25 × 34,953.73
  4. Step 4: Simplify right side
    39,769.91x = 1,921,414,964.34
  5. Step 5: Solve for x
    x = 1,921,414,964.34/39,769.91
  6. Step 6: Final answer
    x = 48,313.28

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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.