Home / 23,455.80-35,165.70-11,777.40

Finding the Fourth Proportional to 23,455.80, 35,165.70 and 11,777.40

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Solution

The fourth proportional to 23,455.80, 35,165.70 and 11,777.40 is: 17,657.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,455.80 : 35,165.70 = 11,777.40 : x
  2. Step 2: Convert to fraction form
    23,455.80/35,165.70 = 11,777.40/x
  3. Step 3: Cross multiply
    23,455.80x = 35,165.70 × 11,777.40
  4. Step 4: Simplify right side
    23,455.80x = 414,160,515.18
  5. Step 5: Solve for x
    x = 414,160,515.18/23,455.80
  6. Step 6: Final answer
    x = 17,657.06

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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.