Home / 31,607.12-47,376.66-16,801.14

Finding the Fourth Proportional to 31,607.12, 47,376.66 and 16,801.14

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Solution

The fourth proportional to 31,607.12, 47,376.66 and 16,801.14 is: 25,183.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,607.12 : 47,376.66 = 16,801.14 : x
  2. Step 2: Convert to fraction form
    31,607.12/47,376.66 = 16,801.14/x
  3. Step 3: Cross multiply
    31,607.12x = 47,376.66 × 16,801.14
  4. Step 4: Simplify right side
    31,607.12x = 795,981,897.39
  5. Step 5: Solve for x
    x = 795,981,897.39/31,607.12
  6. Step 6: Final answer
    x = 25,183.63

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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.