Home / 15,316.14-22,974.21-4,929.42

Finding the Fourth Proportional to 15,316.14, 22,974.21 and 4,929.42

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Solution

The fourth proportional to 15,316.14, 22,974.21 and 4,929.42 is: 7,394.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,316.14 : 22,974.21 = 4,929.42 : x
  2. Step 2: Convert to fraction form
    15,316.14/22,974.21 = 4,929.42/x
  3. Step 3: Cross multiply
    15,316.14x = 22,974.21 × 4,929.42
  4. Step 4: Simplify right side
    15,316.14x = 113,249,530.26
  5. Step 5: Solve for x
    x = 113,249,530.26/15,316.14
  6. Step 6: Final answer
    x = 7,394.13

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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.