Home / 15,437.70-23,128.20-8,844.30

Finding the Fourth Proportional to 15,437.70, 23,128.20 and 8,844.30

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Solution

The fourth proportional to 15,437.70, 23,128.20 and 8,844.30 is: 13,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,437.70 : 23,128.20 = 8,844.30 : x
  2. Step 2: Convert to fraction form
    15,437.70/23,128.20 = 8,844.30/x
  3. Step 3: Cross multiply
    15,437.70x = 23,128.20 × 8,844.30
  4. Step 4: Simplify right side
    15,437.70x = 204,552,739.26
  5. Step 5: Solve for x
    x = 204,552,739.26/15,437.70
  6. Step 6: Final answer
    x = 13,250.21

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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.