Home / 16,224.36-22,389.76-9,513.96

Finding the Fourth Proportional to 16,224.36, 22,389.76 and 9,513.96

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Solution

The fourth proportional to 16,224.36, 22,389.76 and 9,513.96 is: 13,129.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,224.36 : 22,389.76 = 9,513.96 : x
  2. Step 2: Convert to fraction form
    16,224.36/22,389.76 = 9,513.96/x
  3. Step 3: Cross multiply
    16,224.36x = 22,389.76 × 9,513.96
  4. Step 4: Simplify right side
    16,224.36x = 213,015,281.05
  5. Step 5: Solve for x
    x = 213,015,281.05/16,224.36
  6. Step 6: Final answer
    x = 13,129.35

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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.