Home / 26,847.90-40,259.70-12,049.20

Finding the Fourth Proportional to 26,847.90, 40,259.70 and 12,049.20

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Solution

The fourth proportional to 26,847.90, 40,259.70 and 12,049.20 is: 18,068.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,847.90 : 40,259.70 = 12,049.20 : x
  2. Step 2: Convert to fraction form
    26,847.90/40,259.70 = 12,049.20/x
  3. Step 3: Cross multiply
    26,847.90x = 40,259.70 × 12,049.20
  4. Step 4: Simplify right side
    26,847.90x = 485,097,177.24
  5. Step 5: Solve for x
    x = 485,097,177.24/26,847.90
  6. Step 6: Final answer
    x = 18,068.35

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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.