Home / 23,980.24-35,972.16-8,180.40

Finding the Fourth Proportional to 23,980.24, 35,972.16 and 8,180.40

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Solution

The fourth proportional to 23,980.24, 35,972.16 and 8,180.40 is: 12,271.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,980.24 : 35,972.16 = 8,180.40 : x
  2. Step 2: Convert to fraction form
    23,980.24/35,972.16 = 8,180.40/x
  3. Step 3: Cross multiply
    23,980.24x = 35,972.16 × 8,180.40
  4. Step 4: Simplify right side
    23,980.24x = 294,266,657.66
  5. Step 5: Solve for x
    x = 294,266,657.66/23,980.24
  6. Step 6: Final answer
    x = 12,271.21

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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.