Home / 22,855.68-31,533.84-14,895

Finding the Fourth Proportional to 22,855.68, 31,533.84 and 14,895

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Solution

The fourth proportional to 22,855.68, 31,533.84 and 14,895 is: 20,550.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,855.68 : 31,533.84 = 14,895 : x
  2. Step 2: Convert to fraction form
    22,855.68/31,533.84 = 14,895/x
  3. Step 3: Cross multiply
    22,855.68x = 31,533.84 × 14,895
  4. Step 4: Simplify right side
    22,855.68x = 469,696,546.80
  5. Step 5: Solve for x
    x = 469,696,546.80/22,855.68
  6. Step 6: Final answer
    x = 20,550.54

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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.