Home / 26,355.39-36,370.41-14,418.72

Finding the Fourth Proportional to 26,355.39, 36,370.41 and 14,418.72

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Solution

The fourth proportional to 26,355.39, 36,370.41 and 14,418.72 is: 19,897.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,355.39 : 36,370.41 = 14,418.72 : x
  2. Step 2: Convert to fraction form
    26,355.39/36,370.41 = 14,418.72/x
  3. Step 3: Cross multiply
    26,355.39x = 36,370.41 × 14,418.72
  4. Step 4: Simplify right side
    26,355.39x = 524,414,758.08
  5. Step 5: Solve for x
    x = 524,414,758.08/26,355.39
  6. Step 6: Final answer
    x = 19,897.82

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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.