Home / 23,084.87-31,844.63-15,441.35

Finding the Fourth Proportional to 23,084.87, 31,844.63 and 15,441.35

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Solution

The fourth proportional to 23,084.87, 31,844.63 and 15,441.35 is: 21,300.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,084.87 : 31,844.63 = 15,441.35 : x
  2. Step 2: Convert to fraction form
    23,084.87/31,844.63 = 15,441.35/x
  3. Step 3: Cross multiply
    23,084.87x = 31,844.63 × 15,441.35
  4. Step 4: Simplify right side
    23,084.87x = 491,723,956.83
  5. Step 5: Solve for x
    x = 491,723,956.83/23,084.87
  6. Step 6: Final answer
    x = 21,300.71

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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.