Home / 16,191.67-22,346.12-9,476.91

Finding the Fourth Proportional to 16,191.67, 22,346.12 and 9,476.91

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Solution

The fourth proportional to 16,191.67, 22,346.12 and 9,476.91 is: 13,079.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,191.67 : 22,346.12 = 9,476.91 : x
  2. Step 2: Convert to fraction form
    16,191.67/22,346.12 = 9,476.91/x
  3. Step 3: Cross multiply
    16,191.67x = 22,346.12 × 9,476.91
  4. Step 4: Simplify right side
    16,191.67x = 211,772,168.09
  5. Step 5: Solve for x
    x = 211,772,168.09/16,191.67
  6. Step 6: Final answer
    x = 13,079.08

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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.