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Finding the Fourth Proportional to 15,729.97, 23,599.07 and 5,869.34

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Solution

The fourth proportional to 15,729.97, 23,599.07 and 5,869.34 is: 8,805.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,729.97 : 23,599.07 = 5,869.34 : x
  2. Step 2: Convert to fraction form
    15,729.97/23,599.07 = 5,869.34/x
  3. Step 3: Cross multiply
    15,729.97x = 23,599.07 × 5,869.34
  4. Step 4: Simplify right side
    15,729.97x = 138,510,878.81
  5. Step 5: Solve for x
    x = 138,510,878.81/15,729.97
  6. Step 6: Final answer
    x = 8,805.54

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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.