Home / 31,835.71-47,685.39-16,795.32

Finding the Fourth Proportional to 31,835.71, 47,685.39 and 16,795.32

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Solution

The fourth proportional to 31,835.71, 47,685.39 and 16,795.32 is: 25,157.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,835.71 : 47,685.39 = 16,795.32 : x
  2. Step 2: Convert to fraction form
    31,835.71/47,685.39 = 16,795.32/x
  3. Step 3: Cross multiply
    31,835.71x = 47,685.39 × 16,795.32
  4. Step 4: Simplify right side
    31,835.71x = 800,891,145.95
  5. Step 5: Solve for x
    x = 800,891,145.95/31,835.71
  6. Step 6: Final answer
    x = 25,157.01

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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.