Home / 26,540.88-36,607.68-18,038.01

Finding the Fourth Proportional to 26,540.88, 36,607.68 and 18,038.01

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Solution

The fourth proportional to 26,540.88, 36,607.68 and 18,038.01 is: 24,879.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,540.88 : 36,607.68 = 18,038.01 : x
  2. Step 2: Convert to fraction form
    26,540.88/36,607.68 = 18,038.01/x
  3. Step 3: Cross multiply
    26,540.88x = 36,607.68 × 18,038.01
  4. Step 4: Simplify right side
    26,540.88x = 660,329,697.92
  5. Step 5: Solve for x
    x = 660,329,697.92/26,540.88
  6. Step 6: Final answer
    x = 24,879.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.