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Finding the Fourth Proportional to 15,758.67, 23,638.65 and 7,333.08

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Solution

The fourth proportional to 15,758.67, 23,638.65 and 7,333.08 is: 10,999.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,758.67 : 23,638.65 = 7,333.08 : x
  2. Step 2: Convert to fraction form
    15,758.67/23,638.65 = 7,333.08/x
  3. Step 3: Cross multiply
    15,758.67x = 23,638.65 × 7,333.08
  4. Step 4: Simplify right side
    15,758.67x = 173,344,111.54
  5. Step 5: Solve for x
    x = 173,344,111.54/15,758.67
  6. Step 6: Final answer
    x = 10,999.92

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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.