Home / 44,739.95-67,110.12-13,575.20

Finding the Fourth Proportional to 44,739.95, 67,110.12 and 13,575.20

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Solution

The fourth proportional to 44,739.95, 67,110.12 and 13,575.20 is: 20,362.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,739.95 : 67,110.12 = 13,575.20 : x
  2. Step 2: Convert to fraction form
    44,739.95/67,110.12 = 13,575.20/x
  3. Step 3: Cross multiply
    44,739.95x = 67,110.12 × 13,575.20
  4. Step 4: Simplify right side
    44,739.95x = 911,032,965.47
  5. Step 5: Solve for x
    x = 911,032,965.47/44,739.95
  6. Step 6: Final answer
    x = 20,362.85

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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.