Home / 44,811.68-67,209.36-13,215.20

Finding the Fourth Proportional to 44,811.68, 67,209.36 and 13,215.20

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Solution

The fourth proportional to 44,811.68, 67,209.36 and 13,215.20 is: 19,820.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,811.68 : 67,209.36 = 13,215.20 : x
  2. Step 2: Convert to fraction form
    44,811.68/67,209.36 = 13,215.20/x
  3. Step 3: Cross multiply
    44,811.68x = 67,209.36 × 13,215.20
  4. Step 4: Simplify right side
    44,811.68x = 888,185,134.27
  5. Step 5: Solve for x
    x = 888,185,134.27/44,811.68
  6. Step 6: Final answer
    x = 19,820.39

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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.