Home / 22,303.56-33,455.40-9,156.12

Finding the Fourth Proportional to 22,303.56, 33,455.40 and 9,156.12

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Solution

The fourth proportional to 22,303.56, 33,455.40 and 9,156.12 is: 13,734.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,303.56 : 33,455.40 = 9,156.12 : x
  2. Step 2: Convert to fraction form
    22,303.56/33,455.40 = 9,156.12/x
  3. Step 3: Cross multiply
    22,303.56x = 33,455.40 × 9,156.12
  4. Step 4: Simplify right side
    22,303.56x = 306,321,657.05
  5. Step 5: Solve for x
    x = 306,321,657.05/22,303.56
  6. Step 6: Final answer
    x = 13,734.20

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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.