Home / 26,165.78-36,105.72-14,836.58

Finding the Fourth Proportional to 26,165.78, 36,105.72 and 14,836.58

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Solution

The fourth proportional to 26,165.78, 36,105.72 and 14,836.58 is: 20,472.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,165.78 : 36,105.72 = 14,836.58 : x
  2. Step 2: Convert to fraction form
    26,165.78/36,105.72 = 14,836.58/x
  3. Step 3: Cross multiply
    26,165.78x = 36,105.72 × 14,836.58
  4. Step 4: Simplify right side
    26,165.78x = 535,685,403.24
  5. Step 5: Solve for x
    x = 535,685,403.24/26,165.78
  6. Step 6: Final answer
    x = 20,472.75

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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.