Home / 31,454.39-47,184.86-10,101.71

Finding the Fourth Proportional to 31,454.39, 47,184.86 and 10,101.71

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Solution

The fourth proportional to 31,454.39, 47,184.86 and 10,101.71 is: 15,153.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,454.39 : 47,184.86 = 10,101.71 : x
  2. Step 2: Convert to fraction form
    31,454.39/47,184.86 = 10,101.71/x
  3. Step 3: Cross multiply
    31,454.39x = 47,184.86 × 10,101.71
  4. Step 4: Simplify right side
    31,454.39x = 476,647,936.64
  5. Step 5: Solve for x
    x = 476,647,936.64/31,454.39
  6. Step 6: Final answer
    x = 15,153.62

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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.