Home / 22,303.76-33,455.60-12,308.04

Finding the Fourth Proportional to 22,303.76, 33,455.60 and 12,308.04

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Solution

The fourth proportional to 22,303.76, 33,455.60 and 12,308.04 is: 18,462.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,303.76 : 33,455.60 = 12,308.04 : x
  2. Step 2: Convert to fraction form
    22,303.76/33,455.60 = 12,308.04/x
  3. Step 3: Cross multiply
    22,303.76x = 33,455.60 × 12,308.04
  4. Step 4: Simplify right side
    22,303.76x = 411,772,863.02
  5. Step 5: Solve for x
    x = 411,772,863.02/22,303.76
  6. Step 6: Final answer
    x = 18,462.04

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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.