Home / 53,413.63-73,717.79-30,753.58

Finding the Fourth Proportional to 53,413.63, 73,717.79 and 30,753.58

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Solution

The fourth proportional to 53,413.63, 73,717.79 and 30,753.58 is: 42,443.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,413.63 : 73,717.79 = 30,753.58 : x
  2. Step 2: Convert to fraction form
    53,413.63/73,717.79 = 30,753.58/x
  3. Step 3: Cross multiply
    53,413.63x = 73,717.79 × 30,753.58
  4. Step 4: Simplify right side
    53,413.63x = 2,267,085,952.19
  5. Step 5: Solve for x
    x = 2,267,085,952.19/53,413.63
  6. Step 6: Final answer
    x = 42,443.96

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1.5x scale

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.