Home / 38,627.96-53,307.34-25,207.80

Finding the Fourth Proportional to 38,627.96, 53,307.34 and 25,207.80

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Solution

The fourth proportional to 38,627.96, 53,307.34 and 25,207.80 is: 34,787.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,627.96 : 53,307.34 = 25,207.80 : x
  2. Step 2: Convert to fraction form
    38,627.96/53,307.34 = 25,207.80/x
  3. Step 3: Cross multiply
    38,627.96x = 53,307.34 × 25,207.80
  4. Step 4: Simplify right side
    38,627.96x = 1,343,760,765.25
  5. Step 5: Solve for x
    x = 1,343,760,765.25/38,627.96
  6. Step 6: Final answer
    x = 34,787.26

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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.