Home / 21,369.10-32,057.13-6,578.02

Finding the Fourth Proportional to 21,369.10, 32,057.13 and 6,578.02

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Solution

The fourth proportional to 21,369.10, 32,057.13 and 6,578.02 is: 9,868.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,369.10 : 32,057.13 = 6,578.02 : x
  2. Step 2: Convert to fraction form
    21,369.10/32,057.13 = 6,578.02/x
  3. Step 3: Cross multiply
    21,369.10x = 32,057.13 × 6,578.02
  4. Step 4: Simplify right side
    21,369.10x = 210,872,442.28
  5. Step 5: Solve for x
    x = 210,872,442.28/21,369.10
  6. Step 6: Final answer
    x = 9,868.10

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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.