Home / 15,020.54-22,531.33-5,159.74

Finding the Fourth Proportional to 15,020.54, 22,531.33 and 5,159.74

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Solution

The fourth proportional to 15,020.54, 22,531.33 and 5,159.74 is: 7,739.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,020.54 : 22,531.33 = 5,159.74 : x
  2. Step 2: Convert to fraction form
    15,020.54/22,531.33 = 5,159.74/x
  3. Step 3: Cross multiply
    15,020.54x = 22,531.33 × 5,159.74
  4. Step 4: Simplify right side
    15,020.54x = 116,255,804.65
  5. Step 5: Solve for x
    x = 116,255,804.65/15,020.54
  6. Step 6: Final answer
    x = 7,739.79

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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.