Home / 25,326.89-34,952.45-15,258.50

Finding the Fourth Proportional to 25,326.89, 34,952.45 and 15,258.50

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Solution

The fourth proportional to 25,326.89, 34,952.45 and 15,258.50 is: 21,057.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,326.89 : 34,952.45 = 15,258.50 : x
  2. Step 2: Convert to fraction form
    25,326.89/34,952.45 = 15,258.50/x
  3. Step 3: Cross multiply
    25,326.89x = 34,952.45 × 15,258.50
  4. Step 4: Simplify right side
    25,326.89x = 533,321,958.33
  5. Step 5: Solve for x
    x = 533,321,958.33/25,326.89
  6. Step 6: Final answer
    x = 21,057.54

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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.