Home / 21,632.62-32,436.78-6,845.26

Finding the Fourth Proportional to 21,632.62, 32,436.78 and 6,845.26

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Solution

The fourth proportional to 21,632.62, 32,436.78 and 6,845.26 is: 10,264.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,632.62 : 32,436.78 = 6,845.26 : x
  2. Step 2: Convert to fraction form
    21,632.62/32,436.78 = 6,845.26/x
  3. Step 3: Cross multiply
    21,632.62x = 32,436.78 × 6,845.26
  4. Step 4: Simplify right side
    21,632.62x = 222,038,192.66
  5. Step 5: Solve for x
    x = 222,038,192.66/21,632.62
  6. Step 6: Final answer
    x = 10,264.05

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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.