Home / 19,356.20-29,034.23-5,316.23

Finding the Fourth Proportional to 19,356.20, 29,034.23 and 5,316.23

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Solution

The fourth proportional to 19,356.20, 29,034.23 and 5,316.23 is: 7,974.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,356.20 : 29,034.23 = 5,316.23 : x
  2. Step 2: Convert to fraction form
    19,356.20/29,034.23 = 5,316.23/x
  3. Step 3: Cross multiply
    19,356.20x = 29,034.23 × 5,316.23
  4. Step 4: Simplify right side
    19,356.20x = 154,352,690.56
  5. Step 5: Solve for x
    x = 154,352,690.56/19,356.20
  6. Step 6: Final answer
    x = 7,974.33

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1.5x scale

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.