Home / 22,066.82-30,422.95-18,276.02

Finding the Fourth Proportional to 22,066.82, 30,422.95 and 18,276.02

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Solution

The fourth proportional to 22,066.82, 30,422.95 and 18,276.02 is: 25,196.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,066.82 : 30,422.95 = 18,276.02 : x
  2. Step 2: Convert to fraction form
    22,066.82/30,422.95 = 18,276.02/x
  3. Step 3: Cross multiply
    22,066.82x = 30,422.95 × 18,276.02
  4. Step 4: Simplify right side
    22,066.82x = 556,010,244.85
  5. Step 5: Solve for x
    x = 556,010,244.85/22,066.82
  6. Step 6: Final answer
    x = 25,196.67

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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.