Home / 16,077.96-22,186.26-9,365.40

Finding the Fourth Proportional to 16,077.96, 22,186.26 and 9,365.40

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Solution

The fourth proportional to 16,077.96, 22,186.26 and 9,365.40 is: 12,923.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,077.96 : 22,186.26 = 9,365.40 : x
  2. Step 2: Convert to fraction form
    16,077.96/22,186.26 = 9,365.40/x
  3. Step 3: Cross multiply
    16,077.96x = 22,186.26 × 9,365.40
  4. Step 4: Simplify right side
    16,077.96x = 207,783,199.40
  5. Step 5: Solve for x
    x = 207,783,199.40/16,077.96
  6. Step 6: Final answer
    x = 12,923.48

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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.