Home / 15,424.70-23,137.05-4,331.75

Finding the Fourth Proportional to 15,424.70, 23,137.05 and 4,331.75

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Solution

The fourth proportional to 15,424.70, 23,137.05 and 4,331.75 is: 6,497.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,424.70 : 23,137.05 = 4,331.75 : x
  2. Step 2: Convert to fraction form
    15,424.70/23,137.05 = 4,331.75/x
  3. Step 3: Cross multiply
    15,424.70x = 23,137.05 × 4,331.75
  4. Step 4: Simplify right side
    15,424.70x = 100,223,916.34
  5. Step 5: Solve for x
    x = 100,223,916.34/15,424.70
  6. Step 6: Final answer
    x = 6,497.63

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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.