Home / 16,080.81-22,191.75-9,366.26

Finding the Fourth Proportional to 16,080.81, 22,191.75 and 9,366.26

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Solution

The fourth proportional to 16,080.81, 22,191.75 and 9,366.26 is: 12,925.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,080.81 : 22,191.75 = 9,366.26 : x
  2. Step 2: Convert to fraction form
    16,080.81/22,191.75 = 9,366.26/x
  3. Step 3: Cross multiply
    16,080.81x = 22,191.75 × 9,366.26
  4. Step 4: Simplify right side
    16,080.81x = 207,853,700.36
  5. Step 5: Solve for x
    x = 207,853,700.36/16,080.81
  6. Step 6: Final answer
    x = 12,925.57

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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.