Home / 35,894-49,529.04-19,979.12

Finding the Fourth Proportional to 35,894, 49,529.04 and 19,979.12

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Solution

The fourth proportional to 35,894, 49,529.04 and 19,979.12 is: 27,568.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,894 : 49,529.04 = 19,979.12 : x
  2. Step 2: Convert to fraction form
    35,894/49,529.04 = 19,979.12/x
  3. Step 3: Cross multiply
    35,894x = 49,529.04 × 19,979.12
  4. Step 4: Simplify right side
    35,894x = 989,546,633.64
  5. Step 5: Solve for x
    x = 989,546,633.64/35,894
  6. Step 6: Final answer
    x = 27,568.58

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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.