Home / 19,538.04-29,306.97-4,747.01

Finding the Fourth Proportional to 19,538.04, 29,306.97 and 4,747.01

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Solution

The fourth proportional to 19,538.04, 29,306.97 and 4,747.01 is: 7,120.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,538.04 : 29,306.97 = 4,747.01 : x
  2. Step 2: Convert to fraction form
    19,538.04/29,306.97 = 4,747.01/x
  3. Step 3: Cross multiply
    19,538.04x = 29,306.97 × 4,747.01
  4. Step 4: Simplify right side
    19,538.04x = 139,120,333.12
  5. Step 5: Solve for x
    x = 139,120,333.12/19,538.04
  6. Step 6: Final answer
    x = 7,120.48

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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.