Home / 15,635.72-23,437.16-5,768.72

Finding the Fourth Proportional to 15,635.72, 23,437.16 and 5,768.72

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Solution

The fourth proportional to 15,635.72, 23,437.16 and 5,768.72 is: 8,647.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,635.72 : 23,437.16 = 5,768.72 : x
  2. Step 2: Convert to fraction form
    15,635.72/23,437.16 = 5,768.72/x
  3. Step 3: Cross multiply
    15,635.72x = 23,437.16 × 5,768.72
  4. Step 4: Simplify right side
    15,635.72x = 135,202,413.64
  5. Step 5: Solve for x
    x = 135,202,413.64/15,635.72
  6. Step 6: Final answer
    x = 8,647.02

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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.