Home / 16,549.33-22,832.58-9,378.57

Finding the Fourth Proportional to 16,549.33, 22,832.58 and 9,378.57

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Solution

The fourth proportional to 16,549.33, 22,832.58 and 9,378.57 is: 12,939.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,549.33 : 22,832.58 = 9,378.57 : x
  2. Step 2: Convert to fraction form
    16,549.33/22,832.58 = 9,378.57/x
  3. Step 3: Cross multiply
    16,549.33x = 22,832.58 × 9,378.57
  4. Step 4: Simplify right side
    16,549.33x = 214,136,949.81
  5. Step 5: Solve for x
    x = 214,136,949.81/16,549.33
  6. Step 6: Final answer
    x = 12,939.31

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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.