Home / 22,117.10-33,127.05-13,336.70

Finding the Fourth Proportional to 22,117.10, 33,127.05 and 13,336.70

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Solution

The fourth proportional to 22,117.10, 33,127.05 and 13,336.70 is: 19,975.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,117.10 : 33,127.05 = 13,336.70 : x
  2. Step 2: Convert to fraction form
    22,117.10/33,127.05 = 13,336.70/x
  3. Step 3: Cross multiply
    22,117.10x = 33,127.05 × 13,336.70
  4. Step 4: Simplify right side
    22,117.10x = 441,805,527.74
  5. Step 5: Solve for x
    x = 441,805,527.74/22,117.10
  6. Step 6: Final answer
    x = 19,975.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.