Home / 53,542.80-73,923.60-34,431.12

Finding the Fourth Proportional to 53,542.80, 73,923.60 and 34,431.12

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Solution

The fourth proportional to 53,542.80, 73,923.60 and 34,431.12 is: 47,537.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,542.80 : 73,923.60 = 34,431.12 : x
  2. Step 2: Convert to fraction form
    53,542.80/73,923.60 = 34,431.12/x
  3. Step 3: Cross multiply
    53,542.80x = 73,923.60 × 34,431.12
  4. Step 4: Simplify right side
    53,542.80x = 2,545,272,342.43
  5. Step 5: Solve for x
    x = 2,545,272,342.43/53,542.80
  6. Step 6: Final answer
    x = 47,537.15

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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.