Home / 25,922.27-35,778.59-15,859.10

Finding the Fourth Proportional to 25,922.27, 35,778.59 and 15,859.10

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Solution

The fourth proportional to 25,922.27, 35,778.59 and 15,859.10 is: 21,889.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,922.27 : 35,778.59 = 15,859.10 : x
  2. Step 2: Convert to fraction form
    25,922.27/35,778.59 = 15,859.10/x
  3. Step 3: Cross multiply
    25,922.27x = 35,778.59 × 15,859.10
  4. Step 4: Simplify right side
    25,922.27x = 567,416,246.82
  5. Step 5: Solve for x
    x = 567,416,246.82/25,922.27
  6. Step 6: Final answer
    x = 21,889.14

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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.