Home / 53,320.68-73,538.01-39,923.82

Finding the Fourth Proportional to 53,320.68, 73,538.01 and 39,923.82

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Solution

The fourth proportional to 53,320.68, 73,538.01 and 39,923.82 is: 55,061.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,320.68 : 73,538.01 = 39,923.82 : x
  2. Step 2: Convert to fraction form
    53,320.68/73,538.01 = 39,923.82/x
  3. Step 3: Cross multiply
    53,320.68x = 73,538.01 × 39,923.82
  4. Step 4: Simplify right side
    53,320.68x = 2,935,918,274.40
  5. Step 5: Solve for x
    x = 2,935,918,274.40/53,320.68
  6. Step 6: Final answer
    x = 55,061.53

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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.