Home / 22,160.79-33,240.93-6,366.21

Finding the Fourth Proportional to 22,160.79, 33,240.93 and 6,366.21

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Solution

The fourth proportional to 22,160.79, 33,240.93 and 6,366.21 is: 9,549.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,160.79 : 33,240.93 = 6,366.21 : x
  2. Step 2: Convert to fraction form
    22,160.79/33,240.93 = 6,366.21/x
  3. Step 3: Cross multiply
    22,160.79x = 33,240.93 × 6,366.21
  4. Step 4: Simplify right side
    22,160.79x = 211,618,657.87
  5. Step 5: Solve for x
    x = 211,618,657.87/22,160.79
  6. Step 6: Final answer
    x = 9,549.24

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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.