Home / 26,166.78-36,107.10-14,837.58

Finding the Fourth Proportional to 26,166.78, 36,107.10 and 14,837.58

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Solution

The fourth proportional to 26,166.78, 36,107.10 and 14,837.58 is: 20,474.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,166.78 : 36,107.10 = 14,837.58 : x
  2. Step 2: Convert to fraction form
    26,166.78/36,107.10 = 14,837.58/x
  3. Step 3: Cross multiply
    26,166.78x = 36,107.10 × 14,837.58
  4. Step 4: Simplify right side
    26,166.78x = 535,741,984.82
  5. Step 5: Solve for x
    x = 535,741,984.82/26,166.78
  6. Step 6: Final answer
    x = 20,474.13

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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.