Home / 26,730.98-40,105.38-8,963.40

Finding the Fourth Proportional to 26,730.98, 40,105.38 and 8,963.40

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Solution

The fourth proportional to 26,730.98, 40,105.38 and 8,963.40 is: 13,448.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,730.98 : 40,105.38 = 8,963.40 : x
  2. Step 2: Convert to fraction form
    26,730.98/40,105.38 = 8,963.40/x
  3. Step 3: Cross multiply
    26,730.98x = 40,105.38 × 8,963.40
  4. Step 4: Simplify right side
    26,730.98x = 359,480,563.09
  5. Step 5: Solve for x
    x = 359,480,563.09/26,730.98
  6. Step 6: Final answer
    x = 13,448.09

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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.