Home / 16,190.88-22,341.54-9,019.65

Finding the Fourth Proportional to 16,190.88, 22,341.54 and 9,019.65

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Solution

The fourth proportional to 16,190.88, 22,341.54 and 9,019.65 is: 12,446.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,190.88 : 22,341.54 = 9,019.65 : x
  2. Step 2: Convert to fraction form
    16,190.88/22,341.54 = 9,019.65/x
  3. Step 3: Cross multiply
    16,190.88x = 22,341.54 × 9,019.65
  4. Step 4: Simplify right side
    16,190.88x = 201,512,871.26
  5. Step 5: Solve for x
    x = 201,512,871.26/16,190.88
  6. Step 6: Final answer
    x = 12,446.07

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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.