Home / 49,381.96-68,146.61-26,720.45

Finding the Fourth Proportional to 49,381.96, 68,146.61 and 26,720.45

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Solution

The fourth proportional to 49,381.96, 68,146.61 and 26,720.45 is: 36,873.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,381.96 : 68,146.61 = 26,720.45 : x
  2. Step 2: Convert to fraction form
    49,381.96/68,146.61 = 26,720.45/x
  3. Step 3: Cross multiply
    49,381.96x = 68,146.61 × 26,720.45
  4. Step 4: Simplify right side
    49,381.96x = 1,820,908,085.17
  5. Step 5: Solve for x
    x = 1,820,908,085.17/49,381.96
  6. Step 6: Final answer
    x = 36,873.95

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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.