Home / 21,369.47-32,057.33-6,579.68

Finding the Fourth Proportional to 21,369.47, 32,057.33 and 6,579.68

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Solution

The fourth proportional to 21,369.47, 32,057.33 and 6,579.68 is: 9,870.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,369.47 : 32,057.33 = 6,579.68 : x
  2. Step 2: Convert to fraction form
    21,369.47/32,057.33 = 6,579.68/x
  3. Step 3: Cross multiply
    21,369.47x = 32,057.33 × 6,579.68
  4. Step 4: Simplify right side
    21,369.47x = 210,926,779.87
  5. Step 5: Solve for x
    x = 210,926,779.87/21,369.47
  6. Step 6: Final answer
    x = 9,870.48

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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.