Home / 21,463.14-32,196.15-7,424.54

Finding the Fourth Proportional to 21,463.14, 32,196.15 and 7,424.54

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Solution

The fourth proportional to 21,463.14, 32,196.15 and 7,424.54 is: 11,137.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,463.14 : 32,196.15 = 7,424.54 : x
  2. Step 2: Convert to fraction form
    21,463.14/32,196.15 = 7,424.54/x
  3. Step 3: Cross multiply
    21,463.14x = 32,196.15 × 7,424.54
  4. Step 4: Simplify right side
    21,463.14x = 239,041,442.54
  5. Step 5: Solve for x
    x = 239,041,442.54/21,463.14
  6. Step 6: Final answer
    x = 11,137.30

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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.