Home / 31,693.18-47,546.98-16,894.30

Finding the Fourth Proportional to 31,693.18, 47,546.98 and 16,894.30

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Solution

The fourth proportional to 31,693.18, 47,546.98 and 16,894.30 is: 25,345.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,693.18 : 47,546.98 = 16,894.30 : x
  2. Step 2: Convert to fraction form
    31,693.18/47,546.98 = 16,894.30/x
  3. Step 3: Cross multiply
    31,693.18x = 47,546.98 × 16,894.30
  4. Step 4: Simplify right side
    31,693.18x = 803,272,944.21
  5. Step 5: Solve for x
    x = 803,272,944.21/31,693.18
  6. Step 6: Final answer
    x = 25,345.29

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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.