Home / 16,403.22-24,608.73-5,309.91

Finding the Fourth Proportional to 16,403.22, 24,608.73 and 5,309.91

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Solution

The fourth proportional to 16,403.22, 24,608.73 and 5,309.91 is: 7,966.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,403.22 : 24,608.73 = 5,309.91 : x
  2. Step 2: Convert to fraction form
    16,403.22/24,608.73 = 5,309.91/x
  3. Step 3: Cross multiply
    16,403.22x = 24,608.73 × 5,309.91
  4. Step 4: Simplify right side
    16,403.22x = 130,670,141.51
  5. Step 5: Solve for x
    x = 130,670,141.51/16,403.22
  6. Step 6: Final answer
    x = 7,966.13

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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.