Home / 38,748.28-53,458.88-25,327.28

Finding the Fourth Proportional to 38,748.28, 53,458.88 and 25,327.28

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Solution

The fourth proportional to 38,748.28, 53,458.88 and 25,327.28 is: 34,942.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,748.28 : 53,458.88 = 25,327.28 : x
  2. Step 2: Convert to fraction form
    38,748.28/53,458.88 = 25,327.28/x
  3. Step 3: Cross multiply
    38,748.28x = 53,458.88 × 25,327.28
  4. Step 4: Simplify right side
    38,748.28x = 1,353,968,022.25
  5. Step 5: Solve for x
    x = 1,353,968,022.25/38,748.28
  6. Step 6: Final answer
    x = 34,942.66

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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.