Home / 19,607.28-29,413.80-6,461.04

Finding the Fourth Proportional to 19,607.28, 29,413.80 and 6,461.04

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Solution

The fourth proportional to 19,607.28, 29,413.80 and 6,461.04 is: 9,692.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,607.28 : 29,413.80 = 6,461.04 : x
  2. Step 2: Convert to fraction form
    19,607.28/29,413.80 = 6,461.04/x
  3. Step 3: Cross multiply
    19,607.28x = 29,413.80 × 6,461.04
  4. Step 4: Simplify right side
    19,607.28x = 190,043,738.35
  5. Step 5: Solve for x
    x = 190,043,738.35/19,607.28
  6. Step 6: Final answer
    x = 9,692.51

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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.