Home / 52,306.65-78,476.37-17,270.91

Finding the Fourth Proportional to 52,306.65, 78,476.37 and 17,270.91

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Solution

The fourth proportional to 52,306.65, 78,476.37 and 17,270.91 is: 25,911.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,306.65 : 78,476.37 = 17,270.91 : x
  2. Step 2: Convert to fraction form
    52,306.65/78,476.37 = 17,270.91/x
  3. Step 3: Cross multiply
    52,306.65x = 78,476.37 × 17,270.91
  4. Step 4: Simplify right side
    52,306.65x = 1,355,358,323.40
  5. Step 5: Solve for x
    x = 1,355,358,323.40/52,306.65
  6. Step 6: Final answer
    x = 25,911.78

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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.