Home / 22,421.66-33,624.60-6,622.47

Finding the Fourth Proportional to 22,421.66, 33,624.60 and 6,622.47

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Solution

The fourth proportional to 22,421.66, 33,624.60 and 6,622.47 is: 9,931.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421.66 : 33,624.60 = 6,622.47 : x
  2. Step 2: Convert to fraction form
    22,421.66/33,624.60 = 6,622.47/x
  3. Step 3: Cross multiply
    22,421.66x = 33,624.60 × 6,622.47
  4. Step 4: Simplify right side
    22,421.66x = 222,677,904.76
  5. Step 5: Solve for x
    x = 222,677,904.76/22,421.66
  6. Step 6: Final answer
    x = 9,931.37

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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.