Home / 53,277.26-73,532.15-31,768.40

Finding the Fourth Proportional to 53,277.26, 73,532.15 and 31,768.40

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Solution

The fourth proportional to 53,277.26, 73,532.15 and 31,768.40 is: 43,846.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,277.26 : 73,532.15 = 31,768.40 : x
  2. Step 2: Convert to fraction form
    53,277.26/73,532.15 = 31,768.40/x
  3. Step 3: Cross multiply
    53,277.26x = 73,532.15 × 31,768.40
  4. Step 4: Simplify right side
    53,277.26x = 2,335,998,465.82
  5. Step 5: Solve for x
    x = 2,335,998,465.82/53,277.26
  6. Step 6: Final answer
    x = 43,846.07

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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.