Home / 22,124.24-33,186.24-18,220.40

Finding the Fourth Proportional to 22,124.24, 33,186.24 and 18,220.40

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Solution

The fourth proportional to 22,124.24, 33,186.24 and 18,220.40 is: 27,330.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,124.24 : 33,186.24 = 18,220.40 : x
  2. Step 2: Convert to fraction form
    22,124.24/33,186.24 = 18,220.40/x
  3. Step 3: Cross multiply
    22,124.24x = 33,186.24 × 18,220.40
  4. Step 4: Simplify right side
    22,124.24x = 604,666,567.30
  5. Step 5: Solve for x
    x = 604,666,567.30/22,124.24
  6. Step 6: Final answer
    x = 27,330.50

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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.