Home / 13,261.30-19,895.04-4,941.34

Finding the Fourth Proportional to 13,261.30, 19,895.04 and 4,941.34

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Solution

The fourth proportional to 13,261.30, 19,895.04 and 4,941.34 is: 7,413.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,261.30 : 19,895.04 = 4,941.34 : x
  2. Step 2: Convert to fraction form
    13,261.30/19,895.04 = 4,941.34/x
  3. Step 3: Cross multiply
    13,261.30x = 19,895.04 × 4,941.34
  4. Step 4: Simplify right side
    13,261.30x = 98,308,156.95
  5. Step 5: Solve for x
    x = 98,308,156.95/13,261.30
  6. Step 6: Final answer
    x = 7,413.16

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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.