Home / 53,413.63-73,707.81-29,209.79

Finding the Fourth Proportional to 53,413.63, 73,707.81 and 29,209.79

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Solution

The fourth proportional to 53,413.63, 73,707.81 and 29,209.79 is: 40,307.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,413.63 : 73,707.81 = 29,209.79 : x
  2. Step 2: Convert to fraction form
    53,413.63/73,707.81 = 29,209.79/x
  3. Step 3: Cross multiply
    53,413.63x = 73,707.81 × 29,209.79
  4. Step 4: Simplify right side
    53,413.63x = 2,152,989,651.46
  5. Step 5: Solve for x
    x = 2,152,989,651.46/53,413.63
  6. Step 6: Final answer
    x = 40,307.87

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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.