Home / 43,077.88-64,600.42-28,282.84

Finding the Fourth Proportional to 43,077.88, 64,600.42 and 28,282.84

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Solution

The fourth proportional to 43,077.88, 64,600.42 and 28,282.84 is: 42,413.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,077.88 : 64,600.42 = 28,282.84 : x
  2. Step 2: Convert to fraction form
    43,077.88/64,600.42 = 28,282.84/x
  3. Step 3: Cross multiply
    43,077.88x = 64,600.42 × 28,282.84
  4. Step 4: Simplify right side
    43,077.88x = 1,827,083,342.79
  5. Step 5: Solve for x
    x = 1,827,083,342.79/43,077.88
  6. Step 6: Final answer
    x = 42,413.49

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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.