Home / 45,012.93-67,561.76-22,842.21

Finding the Fourth Proportional to 45,012.93, 67,561.76 and 22,842.21

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Solution

The fourth proportional to 45,012.93, 67,561.76 and 22,842.21 is: 34,284.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,012.93 : 67,561.76 = 22,842.21 : x
  2. Step 2: Convert to fraction form
    45,012.93/67,561.76 = 22,842.21/x
  3. Step 3: Cross multiply
    45,012.93x = 67,561.76 × 22,842.21
  4. Step 4: Simplify right side
    45,012.93x = 1,543,259,909.89
  5. Step 5: Solve for x
    x = 1,543,259,909.89/45,012.93
  6. Step 6: Final answer
    x = 34,284.81

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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.