Home / 15,281.09-22,916.17-8,266.29

Finding the Fourth Proportional to 15,281.09, 22,916.17 and 8,266.29

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Solution

The fourth proportional to 15,281.09, 22,916.17 and 8,266.29 is: 12,396.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,281.09 : 22,916.17 = 8,266.29 : x
  2. Step 2: Convert to fraction form
    15,281.09/22,916.17 = 8,266.29/x
  3. Step 3: Cross multiply
    15,281.09x = 22,916.17 × 8,266.29
  4. Step 4: Simplify right side
    15,281.09x = 189,431,665.58
  5. Step 5: Solve for x
    x = 189,431,665.58/15,281.09
  6. Step 6: Final answer
    x = 12,396.48

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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.