Home / 45,678.28-63,046.56-29,734.96

Finding the Fourth Proportional to 45,678.28, 63,046.56 and 29,734.96

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Solution

The fourth proportional to 45,678.28, 63,046.56 and 29,734.96 is: 41,041.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,678.28 : 63,046.56 = 29,734.96 : x
  2. Step 2: Convert to fraction form
    45,678.28/63,046.56 = 29,734.96/x
  3. Step 3: Cross multiply
    45,678.28x = 63,046.56 × 29,734.96
  4. Step 4: Simplify right side
    45,678.28x = 1,874,686,939.74
  5. Step 5: Solve for x
    x = 1,874,686,939.74/45,678.28
  6. Step 6: Final answer
    x = 41,041.10

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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.