Home / 23,855.16-32,917.74-13,243.66

Finding the Fourth Proportional to 23,855.16, 32,917.74 and 13,243.66

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Solution

The fourth proportional to 23,855.16, 32,917.74 and 13,243.66 is: 18,274.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,855.16 : 32,917.74 = 13,243.66 : x
  2. Step 2: Convert to fraction form
    23,855.16/32,917.74 = 13,243.66/x
  3. Step 3: Cross multiply
    23,855.16x = 32,917.74 × 13,243.66
  4. Step 4: Simplify right side
    23,855.16x = 435,951,356.53
  5. Step 5: Solve for x
    x = 435,951,356.53/23,855.16
  6. Step 6: Final answer
    x = 18,274.93

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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.