Home / 15,817.39-23,718.26-5,283.79

Finding the Fourth Proportional to 15,817.39, 23,718.26 and 5,283.79

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Solution

The fourth proportional to 15,817.39, 23,718.26 and 5,283.79 is: 7,923.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,817.39 : 23,718.26 = 5,283.79 : x
  2. Step 2: Convert to fraction form
    15,817.39/23,718.26 = 5,283.79/x
  3. Step 3: Cross multiply
    15,817.39x = 23,718.26 × 5,283.79
  4. Step 4: Simplify right side
    15,817.39x = 125,322,337.88
  5. Step 5: Solve for x
    x = 125,322,337.88/15,817.39
  6. Step 6: Final answer
    x = 7,923.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.