Home / 40,267.68-60,419.52-20,535.84

Finding the Fourth Proportional to 40,267.68, 60,419.52 and 20,535.84

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Solution

The fourth proportional to 40,267.68, 60,419.52 and 20,535.84 is: 30,812.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,267.68 : 60,419.52 = 20,535.84 : x
  2. Step 2: Convert to fraction form
    40,267.68/60,419.52 = 20,535.84/x
  3. Step 3: Cross multiply
    40,267.68x = 60,419.52 × 20,535.84
  4. Step 4: Simplify right side
    40,267.68x = 1,240,765,595.60
  5. Step 5: Solve for x
    x = 1,240,765,595.60/40,267.68
  6. Step 6: Final answer
    x = 30,812.94

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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.