Home / 42,952.74-64,413.36-14,865.54

Finding the Fourth Proportional to 42,952.74, 64,413.36 and 14,865.54

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Solution

The fourth proportional to 42,952.74, 64,413.36 and 14,865.54 is: 22,292.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,952.74 : 64,413.36 = 14,865.54 : x
  2. Step 2: Convert to fraction form
    42,952.74/64,413.36 = 14,865.54/x
  3. Step 3: Cross multiply
    42,952.74x = 64,413.36 × 14,865.54
  4. Step 4: Simplify right side
    42,952.74x = 957,539,379.61
  5. Step 5: Solve for x
    x = 957,539,379.61/42,952.74
  6. Step 6: Final answer
    x = 22,292.86

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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.