Home / 61,413.24-84,749.26-34,555.72

Finding the Fourth Proportional to 61,413.24, 84,749.26 and 34,555.72

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Solution

The fourth proportional to 61,413.24, 84,749.26 and 34,555.72 is: 47,686.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,413.24 : 84,749.26 = 34,555.72 : x
  2. Step 2: Convert to fraction form
    61,413.24/84,749.26 = 34,555.72/x
  3. Step 3: Cross multiply
    61,413.24x = 84,749.26 × 34,555.72
  4. Step 4: Simplify right side
    61,413.24x = 2,928,571,698.77
  5. Step 5: Solve for x
    x = 2,928,571,698.77/61,413.24
  6. Step 6: Final answer
    x = 47,686.32

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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.