Home / 34,255.13-47,266.02-19,142.96

Finding the Fourth Proportional to 34,255.13, 47,266.02 and 19,142.96

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Solution

The fourth proportional to 34,255.13, 47,266.02 and 19,142.96 is: 26,413.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,255.13 : 47,266.02 = 19,142.96 : x
  2. Step 2: Convert to fraction form
    34,255.13/47,266.02 = 19,142.96/x
  3. Step 3: Cross multiply
    34,255.13x = 47,266.02 × 19,142.96
  4. Step 4: Simplify right side
    34,255.13x = 904,811,341.75
  5. Step 5: Solve for x
    x = 904,811,341.75/34,255.13
  6. Step 6: Final answer
    x = 26,413.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.