Home / 67,031.95-100,544.73-22,660.45

Finding the Fourth Proportional to 67,031.95, 100,544.73 and 22,660.45

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Solution

The fourth proportional to 67,031.95, 100,544.73 and 22,660.45 is: 33,989.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,031.95 : 100,544.73 = 22,660.45 : x
  2. Step 2: Convert to fraction form
    67,031.95/100,544.73 = 22,660.45/x
  3. Step 3: Cross multiply
    67,031.95x = 100,544.73 × 22,660.45
  4. Step 4: Simplify right side
    67,031.95x = 2,278,388,826.93
  5. Step 5: Solve for x
    x = 2,278,388,826.93/67,031.95
  6. Step 6: Final answer
    x = 33,989.59

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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.