Home / 21,652.61-32,480.15-6,071.45

Finding the Fourth Proportional to 21,652.61, 32,480.15 and 6,071.45

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Solution

The fourth proportional to 21,652.61, 32,480.15 and 6,071.45 is: 9,107.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,652.61 : 32,480.15 = 6,071.45 : x
  2. Step 2: Convert to fraction form
    21,652.61/32,480.15 = 6,071.45/x
  3. Step 3: Cross multiply
    21,652.61x = 32,480.15 × 6,071.45
  4. Step 4: Simplify right side
    21,652.61x = 197,201,413.96
  5. Step 5: Solve for x
    x = 197,201,413.96/21,652.61
  6. Step 6: Final answer
    x = 9,107.51

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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.