Home / 19,207.04-28,810.55-5,356.04

Finding the Fourth Proportional to 19,207.04, 28,810.55 and 5,356.04

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Solution

The fourth proportional to 19,207.04, 28,810.55 and 5,356.04 is: 8,034.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,207.04 : 28,810.55 = 5,356.04 : x
  2. Step 2: Convert to fraction form
    19,207.04/28,810.55 = 5,356.04/x
  3. Step 3: Cross multiply
    19,207.04x = 28,810.55 × 5,356.04
  4. Step 4: Simplify right side
    19,207.04x = 154,310,287.39
  5. Step 5: Solve for x
    x = 154,310,287.39/19,207.04
  6. Step 6: Final answer
    x = 8,034.05

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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.