Home / 54,927.39-82,386.90-17,488.65

Finding the Fourth Proportional to 54,927.39, 82,386.90 and 17,488.65

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Solution

The fourth proportional to 54,927.39, 82,386.90 and 17,488.65 is: 26,231.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,927.39 : 82,386.90 = 17,488.65 : x
  2. Step 2: Convert to fraction form
    54,927.39/82,386.90 = 17,488.65/x
  3. Step 3: Cross multiply
    54,927.39x = 82,386.90 × 17,488.65
  4. Step 4: Simplify right side
    54,927.39x = 1,440,835,658.69
  5. Step 5: Solve for x
    x = 1,440,835,658.69/54,927.39
  6. Step 6: Final answer
    x = 26,231.64

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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.