Home / 15,516.41-23,099.13-15,424.16

Finding the Fourth Proportional to 15,516.41, 23,099.13 and 15,424.16

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Solution

The fourth proportional to 15,516.41, 23,099.13 and 15,424.16 is: 22,961.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,516.41 : 23,099.13 = 15,424.16 : x
  2. Step 2: Convert to fraction form
    15,516.41/23,099.13 = 15,424.16/x
  3. Step 3: Cross multiply
    15,516.41x = 23,099.13 × 15,424.16
  4. Step 4: Simplify right side
    15,516.41x = 356,284,676.98
  5. Step 5: Solve for x
    x = 356,284,676.98/15,516.41
  6. Step 6: Final answer
    x = 22,961.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.