Home / 23,607.90-35,399.70-8,809.20

Finding the Fourth Proportional to 23,607.90, 35,399.70 and 8,809.20

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Solution

The fourth proportional to 23,607.90, 35,399.70 and 8,809.20 is: 13,209.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,607.90 : 35,399.70 = 8,809.20 : x
  2. Step 2: Convert to fraction form
    23,607.90/35,399.70 = 8,809.20/x
  3. Step 3: Cross multiply
    23,607.90x = 35,399.70 × 8,809.20
  4. Step 4: Simplify right side
    23,607.90x = 311,843,037.24
  5. Step 5: Solve for x
    x = 311,843,037.24/23,607.90
  6. Step 6: Final answer
    x = 13,209.27

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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.