Home / 38,809.05-58,172.13-22,133.17

Finding the Fourth Proportional to 38,809.05, 58,172.13 and 22,133.17

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Solution

The fourth proportional to 38,809.05, 58,172.13 and 22,133.17 is: 33,176.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,809.05 : 58,172.13 = 22,133.17 : x
  2. Step 2: Convert to fraction form
    38,809.05/58,172.13 = 22,133.17/x
  3. Step 3: Cross multiply
    38,809.05x = 58,172.13 × 22,133.17
  4. Step 4: Simplify right side
    38,809.05x = 1,287,533,642.55
  5. Step 5: Solve for x
    x = 1,287,533,642.55/38,809.05
  6. Step 6: Final answer
    x = 33,176.12

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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.