Home / 38,888.98-53,648.13-25,454.32

Finding the Fourth Proportional to 38,888.98, 53,648.13 and 25,454.32

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Solution

The fourth proportional to 38,888.98, 53,648.13 and 25,454.32 is: 35,114.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,888.98 : 53,648.13 = 25,454.32 : x
  2. Step 2: Convert to fraction form
    38,888.98/53,648.13 = 25,454.32/x
  3. Step 3: Cross multiply
    38,888.98x = 53,648.13 × 25,454.32
  4. Step 4: Simplify right side
    38,888.98x = 1,365,576,668.42
  5. Step 5: Solve for x
    x = 1,365,576,668.42/38,888.98
  6. Step 6: Final answer
    x = 35,114.75

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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.