Home / 16,277.20-22,459.75-9,203.47

Finding the Fourth Proportional to 16,277.20, 22,459.75 and 9,203.47

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Solution

The fourth proportional to 16,277.20, 22,459.75 and 9,203.47 is: 12,699.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,277.20 : 22,459.75 = 9,203.47 : x
  2. Step 2: Convert to fraction form
    16,277.20/22,459.75 = 9,203.47/x
  3. Step 3: Cross multiply
    16,277.20x = 22,459.75 × 9,203.47
  4. Step 4: Simplify right side
    16,277.20x = 206,707,635.33
  5. Step 5: Solve for x
    x = 206,707,635.33/16,277.20
  6. Step 6: Final answer
    x = 12,699.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.