Home / 54,696.16-82,015.08-28,335.52

Finding the Fourth Proportional to 54,696.16, 82,015.08 and 28,335.52

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Solution

The fourth proportional to 54,696.16, 82,015.08 and 28,335.52 is: 42,488.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,696.16 : 82,015.08 = 28,335.52 : x
  2. Step 2: Convert to fraction form
    54,696.16/82,015.08 = 28,335.52/x
  3. Step 3: Cross multiply
    54,696.16x = 82,015.08 × 28,335.52
  4. Step 4: Simplify right side
    54,696.16x = 2,323,939,939.64
  5. Step 5: Solve for x
    x = 2,323,939,939.64/54,696.16
  6. Step 6: Final answer
    x = 42,488.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.