Home / 42,812.84-64,177.08-25,020.92

Finding the Fourth Proportional to 42,812.84, 64,177.08 and 25,020.92

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Solution

The fourth proportional to 42,812.84, 64,177.08 and 25,020.92 is: 37,506.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,812.84 : 64,177.08 = 25,020.92 : x
  2. Step 2: Convert to fraction form
    42,812.84/64,177.08 = 25,020.92/x
  3. Step 3: Cross multiply
    42,812.84x = 64,177.08 × 25,020.92
  4. Step 4: Simplify right side
    42,812.84x = 1,605,769,584.51
  5. Step 5: Solve for x
    x = 1,605,769,584.51/42,812.84
  6. Step 6: Final answer
    x = 37,506.73

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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.