Home / 24,728.16-34,128.15-13,975.26

Finding the Fourth Proportional to 24,728.16, 34,128.15 and 13,975.26

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Solution

The fourth proportional to 24,728.16, 34,128.15 and 13,975.26 is: 19,287.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,728.16 : 34,128.15 = 13,975.26 : x
  2. Step 2: Convert to fraction form
    24,728.16/34,128.15 = 13,975.26/x
  3. Step 3: Cross multiply
    24,728.16x = 34,128.15 × 13,975.26
  4. Step 4: Simplify right side
    24,728.16x = 476,949,769.57
  5. Step 5: Solve for x
    x = 476,949,769.57/24,728.16
  6. Step 6: Final answer
    x = 19,287.72

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.