Home / 26,944.09-40,437.20-18,682.30

Finding the Fourth Proportional to 26,944.09, 40,437.20 and 18,682.30

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Solution

The fourth proportional to 26,944.09, 40,437.20 and 18,682.30 is: 28,038.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,944.09 : 40,437.20 = 18,682.30 : x
  2. Step 2: Convert to fraction form
    26,944.09/40,437.20 = 18,682.30/x
  3. Step 3: Cross multiply
    26,944.09x = 40,437.20 × 18,682.30
  4. Step 4: Simplify right side
    26,944.09x = 755,459,901.56
  5. Step 5: Solve for x
    x = 755,459,901.56/26,944.09
  6. Step 6: Final answer
    x = 28,038.06

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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.