Home / 53,489.91-73,849.68-34,378.23

Finding the Fourth Proportional to 53,489.91, 73,849.68 and 34,378.23

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Solution

The fourth proportional to 53,489.91, 73,849.68 and 34,378.23 is: 47,463.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,489.91 : 73,849.68 = 34,378.23 : x
  2. Step 2: Convert to fraction form
    53,489.91/73,849.68 = 34,378.23/x
  3. Step 3: Cross multiply
    53,489.91x = 73,849.68 × 34,378.23
  4. Step 4: Simplify right side
    53,489.91x = 2,538,821,284.47
  5. Step 5: Solve for x
    x = 2,538,821,284.47/53,489.91
  6. Step 6: Final answer
    x = 47,463.55

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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.