Home / 25,575.92-35,292.24-18,865.16

Finding the Fourth Proportional to 25,575.92, 35,292.24 and 18,865.16

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Solution

The fourth proportional to 25,575.92, 35,292.24 and 18,865.16 is: 26,032.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,575.92 : 35,292.24 = 18,865.16 : x
  2. Step 2: Convert to fraction form
    25,575.92/35,292.24 = 18,865.16/x
  3. Step 3: Cross multiply
    25,575.92x = 35,292.24 × 18,865.16
  4. Step 4: Simplify right side
    25,575.92x = 665,793,754.36
  5. Step 5: Solve for x
    x = 665,793,754.36/25,575.92
  6. Step 6: Final answer
    x = 26,032.05

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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.