Home / 16,412.16-22,677.76-12,157.12

Finding the Fourth Proportional to 16,412.16, 22,677.76 and 12,157.12

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Solution

The fourth proportional to 16,412.16, 22,677.76 and 12,157.12 is: 16,798.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,412.16 : 22,677.76 = 12,157.12 : x
  2. Step 2: Convert to fraction form
    16,412.16/22,677.76 = 12,157.12/x
  3. Step 3: Cross multiply
    16,412.16x = 22,677.76 × 12,157.12
  4. Step 4: Simplify right side
    16,412.16x = 275,696,249.65
  5. Step 5: Solve for x
    x = 275,696,249.65/16,412.16
  6. Step 6: Final answer
    x = 16,798.29

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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.