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Finding the Fourth Proportional to 31,601.62, 47,368.41 and 16,795.62

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Solution

The fourth proportional to 31,601.62, 47,368.41 and 16,795.62 is: 25,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,601.62 : 47,368.41 = 16,795.62 : x
  2. Step 2: Convert to fraction form
    31,601.62/47,368.41 = 16,795.62/x
  3. Step 3: Cross multiply
    31,601.62x = 47,368.41 × 16,795.62
  4. Step 4: Simplify right side
    31,601.62x = 795,581,814.36
  5. Step 5: Solve for x
    x = 795,581,814.36/31,601.62
  6. Step 6: Final answer
    x = 25,175.35

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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.