Home / 16,224.32-22,389.39-9,153.02

Finding the Fourth Proportional to 16,224.32, 22,389.39 and 9,153.02

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Solution

The fourth proportional to 16,224.32, 22,389.39 and 9,153.02 is: 12,631.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,224.32 : 22,389.39 = 9,153.02 : x
  2. Step 2: Convert to fraction form
    16,224.32/22,389.39 = 9,153.02/x
  3. Step 3: Cross multiply
    16,224.32x = 22,389.39 × 9,153.02
  4. Step 4: Simplify right side
    16,224.32x = 204,930,422.51
  5. Step 5: Solve for x
    x = 204,930,422.51/16,224.32
  6. Step 6: Final answer
    x = 12,631.07

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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.