Home / 53,413.49-80,113.26-13,973.63

Finding the Fourth Proportional to 53,413.49, 80,113.26 and 13,973.63

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Solution

The fourth proportional to 53,413.49, 80,113.26 and 13,973.63 is: 20,958.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,413.49 : 80,113.26 = 13,973.63 : x
  2. Step 2: Convert to fraction form
    53,413.49/80,113.26 = 13,973.63/x
  3. Step 3: Cross multiply
    53,413.49x = 80,113.26 × 13,973.63
  4. Step 4: Simplify right side
    53,413.49x = 1,119,473,053.33
  5. Step 5: Solve for x
    x = 1,119,473,053.33/53,413.49
  6. Step 6: Final answer
    x = 20,958.62

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1.5x scale

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.