Home / 45,769.38-63,129.06-27,865.50

Finding the Fourth Proportional to 45,769.38, 63,129.06 and 27,865.50

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Solution

The fourth proportional to 45,769.38, 63,129.06 and 27,865.50 is: 38,434.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,769.38 : 63,129.06 = 27,865.50 : x
  2. Step 2: Convert to fraction form
    45,769.38/63,129.06 = 27,865.50/x
  3. Step 3: Cross multiply
    45,769.38x = 63,129.06 × 27,865.50
  4. Step 4: Simplify right side
    45,769.38x = 1,759,122,821.43
  5. Step 5: Solve for x
    x = 1,759,122,821.43/45,769.38
  6. Step 6: Final answer
    x = 38,434.49

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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.