Home / 45,561.14-68,367.23-19,285.55

Finding the Fourth Proportional to 45,561.14, 68,367.23 and 19,285.55

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Solution

The fourth proportional to 45,561.14, 68,367.23 and 19,285.55 is: 28,939.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,561.14 : 68,367.23 = 19,285.55 : x
  2. Step 2: Convert to fraction form
    45,561.14/68,367.23 = 19,285.55/x
  3. Step 3: Cross multiply
    45,561.14x = 68,367.23 × 19,285.55
  4. Step 4: Simplify right side
    45,561.14x = 1,318,499,632.53
  5. Step 5: Solve for x
    x = 1,318,499,632.53/45,561.14
  6. Step 6: Final answer
    x = 28,939.13

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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.