Home / 25,239.44-37,859.16-15,986

Finding the Fourth Proportional to 25,239.44, 37,859.16 and 15,986

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Solution

The fourth proportional to 25,239.44, 37,859.16 and 15,986 is: 23,979.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,239.44 : 37,859.16 = 15,986 : x
  2. Step 2: Convert to fraction form
    25,239.44/37,859.16 = 15,986/x
  3. Step 3: Cross multiply
    25,239.44x = 37,859.16 × 15,986
  4. Step 4: Simplify right side
    25,239.44x = 605,216,531.76
  5. Step 5: Solve for x
    x = 605,216,531.76/25,239.44
  6. Step 6: Final answer
    x = 23,979.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.