Home / 40,886.62-61,329.78-11,304.40

Finding the Fourth Proportional to 40,886.62, 61,329.78 and 11,304.40

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Solution

The fourth proportional to 40,886.62, 61,329.78 and 11,304.40 is: 16,956.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,886.62 : 61,329.78 = 11,304.40 : x
  2. Step 2: Convert to fraction form
    40,886.62/61,329.78 = 11,304.40/x
  3. Step 3: Cross multiply
    40,886.62x = 61,329.78 × 11,304.40
  4. Step 4: Simplify right side
    40,886.62x = 693,296,365.03
  5. Step 5: Solve for x
    x = 693,296,365.03/40,886.62
  6. Step 6: Final answer
    x = 16,956.56

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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.