Home / 18,355.44-25,316.10-16,233.24

Finding the Fourth Proportional to 18,355.44, 25,316.10 and 16,233.24

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Solution

The fourth proportional to 18,355.44, 25,316.10 and 16,233.24 is: 22,389.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,355.44 : 25,316.10 = 16,233.24 : x
  2. Step 2: Convert to fraction form
    18,355.44/25,316.10 = 16,233.24/x
  3. Step 3: Cross multiply
    18,355.44x = 25,316.10 × 16,233.24
  4. Step 4: Simplify right side
    18,355.44x = 410,962,327.16
  5. Step 5: Solve for x
    x = 410,962,327.16/18,355.44
  6. Step 6: Final answer
    x = 22,389.13

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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.