Home / 45,439.23-68,163.29-17,382.86

Finding the Fourth Proportional to 45,439.23, 68,163.29 and 17,382.86

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Solution

The fourth proportional to 45,439.23, 68,163.29 and 17,382.86 is: 26,075.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,439.23 : 68,163.29 = 17,382.86 : x
  2. Step 2: Convert to fraction form
    45,439.23/68,163.29 = 17,382.86/x
  3. Step 3: Cross multiply
    45,439.23x = 68,163.29 × 17,382.86
  4. Step 4: Simplify right side
    45,439.23x = 1,184,872,499.48
  5. Step 5: Solve for x
    x = 1,184,872,499.48/45,439.23
  6. Step 6: Final answer
    x = 26,075.98

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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.