Home / 28,206.53-42,304.31-10,677.72

Finding the Fourth Proportional to 28,206.53, 42,304.31 and 10,677.72

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Solution

The fourth proportional to 28,206.53, 42,304.31 and 10,677.72 is: 16,014.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,206.53 : 42,304.31 = 10,677.72 : x
  2. Step 2: Convert to fraction form
    28,206.53/42,304.31 = 10,677.72/x
  3. Step 3: Cross multiply
    28,206.53x = 42,304.31 × 10,677.72
  4. Step 4: Simplify right side
    28,206.53x = 451,713,523.58
  5. Step 5: Solve for x
    x = 451,713,523.58/28,206.53
  6. Step 6: Final answer
    x = 16,014.50

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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.