Home / 25,856.15-38,786.18-10,054.39

Finding the Fourth Proportional to 25,856.15, 38,786.18 and 10,054.39

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Solution

The fourth proportional to 25,856.15, 38,786.18 and 10,054.39 is: 15,082.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,856.15 : 38,786.18 = 10,054.39 : x
  2. Step 2: Convert to fraction form
    25,856.15/38,786.18 = 10,054.39/x
  3. Step 3: Cross multiply
    25,856.15x = 38,786.18 × 10,054.39
  4. Step 4: Simplify right side
    25,856.15x = 389,971,380.33
  5. Step 5: Solve for x
    x = 389,971,380.33/25,856.15
  6. Step 6: Final answer
    x = 15,082.35

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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.