Home / 38,046.65-57,068.28-11,751.21

Finding the Fourth Proportional to 38,046.65, 57,068.28 and 11,751.21

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Solution

The fourth proportional to 38,046.65, 57,068.28 and 11,751.21 is: 17,626.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,046.65 : 57,068.28 = 11,751.21 : x
  2. Step 2: Convert to fraction form
    38,046.65/57,068.28 = 11,751.21/x
  3. Step 3: Cross multiply
    38,046.65x = 57,068.28 × 11,751.21
  4. Step 4: Simplify right side
    38,046.65x = 670,621,342.62
  5. Step 5: Solve for x
    x = 670,621,342.62/38,046.65
  6. Step 6: Final answer
    x = 17,626.29

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1.5x scale

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.