Home / 54,732.33-82,072.98-28,430.01

Finding the Fourth Proportional to 54,732.33, 82,072.98 and 28,430.01

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Solution

The fourth proportional to 54,732.33, 82,072.98 and 28,430.01 is: 42,631.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,732.33 : 82,072.98 = 28,430.01 : x
  2. Step 2: Convert to fraction form
    54,732.33/82,072.98 = 28,430.01/x
  3. Step 3: Cross multiply
    54,732.33x = 82,072.98 × 28,430.01
  4. Step 4: Simplify right side
    54,732.33x = 2,333,335,642.13
  5. Step 5: Solve for x
    x = 2,333,335,642.13/54,732.33
  6. Step 6: Final answer
    x = 42,631.76

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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.