Home / 26,164.04-36,109.40-15,553.58

Finding the Fourth Proportional to 26,164.04, 36,109.40 and 15,553.58

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Solution

The fourth proportional to 26,164.04, 36,109.40 and 15,553.58 is: 21,465.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,164.04 : 36,109.40 = 15,553.58 : x
  2. Step 2: Convert to fraction form
    26,164.04/36,109.40 = 15,553.58/x
  3. Step 3: Cross multiply
    26,164.04x = 36,109.40 × 15,553.58
  4. Step 4: Simplify right side
    26,164.04x = 561,630,183.34
  5. Step 5: Solve for x
    x = 561,630,183.34/26,164.04
  6. Step 6: Final answer
    x = 21,465.73

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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.