Home / 49,380.08-68,144.02-26,718.57

Finding the Fourth Proportional to 49,380.08, 68,144.02 and 26,718.57

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Solution

The fourth proportional to 49,380.08, 68,144.02 and 26,718.57 is: 36,871.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,380.08 : 68,144.02 = 26,718.57 : x
  2. Step 2: Convert to fraction form
    49,380.08/68,144.02 = 26,718.57/x
  3. Step 3: Cross multiply
    49,380.08x = 68,144.02 × 26,718.57
  4. Step 4: Simplify right side
    49,380.08x = 1,820,710,701.65
  5. Step 5: Solve for x
    x = 1,820,710,701.65/49,380.08
  6. Step 6: Final answer
    x = 36,871.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.