Home / 22,126.16-33,154.68-18,825.68

Finding the Fourth Proportional to 22,126.16, 33,154.68 and 18,825.68

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Solution

The fourth proportional to 22,126.16, 33,154.68 and 18,825.68 is: 28,209.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,126.16 : 33,154.68 = 18,825.68 : x
  2. Step 2: Convert to fraction form
    22,126.16/33,154.68 = 18,825.68/x
  3. Step 3: Cross multiply
    22,126.16x = 33,154.68 × 18,825.68
  4. Step 4: Simplify right side
    22,126.16x = 624,159,396.18
  5. Step 5: Solve for x
    x = 624,159,396.18/22,126.16
  6. Step 6: Final answer
    x = 28,209.12

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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.