Home / 25,871.79-38,791.04-10,888.62

Finding the Fourth Proportional to 25,871.79, 38,791.04 and 10,888.62

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Solution

The fourth proportional to 25,871.79, 38,791.04 and 10,888.62 is: 16,325.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,871.79 : 38,791.04 = 10,888.62 : x
  2. Step 2: Convert to fraction form
    25,871.79/38,791.04 = 10,888.62/x
  3. Step 3: Cross multiply
    25,871.79x = 38,791.04 × 10,888.62
  4. Step 4: Simplify right side
    25,871.79x = 422,380,839.52
  5. Step 5: Solve for x
    x = 422,380,839.52/25,871.79
  6. Step 6: Final answer
    x = 16,325.92

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1.5x scale

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.