Home / 40,651.12-60,994.86-25,856.20

Finding the Fourth Proportional to 40,651.12, 60,994.86 and 25,856.20

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Solution

The fourth proportional to 40,651.12, 60,994.86 and 25,856.20 is: 38,795.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,651.12 : 60,994.86 = 25,856.20 : x
  2. Step 2: Convert to fraction form
    40,651.12/60,994.86 = 25,856.20/x
  3. Step 3: Cross multiply
    40,651.12x = 60,994.86 × 25,856.20
  4. Step 4: Simplify right side
    40,651.12x = 1,577,095,299.13
  5. Step 5: Solve for x
    x = 1,577,095,299.13/40,651.12
  6. Step 6: Final answer
    x = 38,795.86

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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.