Home / 52,413.52-72,312.21-34,274.86

Finding the Fourth Proportional to 52,413.52, 72,312.21 and 34,274.86

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Solution

The fourth proportional to 52,413.52, 72,312.21 and 34,274.86 is: 47,287.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,413.52 : 72,312.21 = 34,274.86 : x
  2. Step 2: Convert to fraction form
    52,413.52/72,312.21 = 34,274.86/x
  3. Step 3: Cross multiply
    52,413.52x = 72,312.21 × 34,274.86
  4. Step 4: Simplify right side
    52,413.52x = 2,478,491,100.02
  5. Step 5: Solve for x
    x = 2,478,491,100.02/52,413.52
  6. Step 6: Final answer
    x = 47,287.25

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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.