Home / 16,317.48-22,517.70-9,243.72

Finding the Fourth Proportional to 16,317.48, 22,517.70 and 9,243.72

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Solution

The fourth proportional to 16,317.48, 22,517.70 and 9,243.72 is: 12,756.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,317.48 : 22,517.70 = 9,243.72 : x
  2. Step 2: Convert to fraction form
    16,317.48/22,517.70 = 9,243.72/x
  3. Step 3: Cross multiply
    16,317.48x = 22,517.70 × 9,243.72
  4. Step 4: Simplify right side
    16,317.48x = 208,147,313.84
  5. Step 5: Solve for x
    x = 208,147,313.84/16,317.48
  6. Step 6: Final answer
    x = 12,756.09

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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.