Home / 26,798.87-36,981.50-14,863.31

Finding the Fourth Proportional to 26,798.87, 36,981.50 and 14,863.31

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Solution

The fourth proportional to 26,798.87, 36,981.50 and 14,863.31 is: 20,510.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,798.87 : 36,981.50 = 14,863.31 : x
  2. Step 2: Convert to fraction form
    26,798.87/36,981.50 = 14,863.31/x
  3. Step 3: Cross multiply
    26,798.87x = 36,981.50 × 14,863.31
  4. Step 4: Simplify right side
    26,798.87x = 549,667,591.22
  5. Step 5: Solve for x
    x = 549,667,591.22/26,798.87
  6. Step 6: Final answer
    x = 20,510.85

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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.