Home / 31,697.18-47,552.98-16,898.30

Finding the Fourth Proportional to 31,697.18, 47,552.98 and 16,898.30

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Solution

The fourth proportional to 31,697.18, 47,552.98 and 16,898.30 is: 25,351.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,697.18 : 47,552.98 = 16,898.30 : x
  2. Step 2: Convert to fraction form
    31,697.18/47,552.98 = 16,898.30/x
  3. Step 3: Cross multiply
    31,697.18x = 47,552.98 × 16,898.30
  4. Step 4: Simplify right side
    31,697.18x = 803,564,521.93
  5. Step 5: Solve for x
    x = 803,564,521.93/31,697.18
  6. Step 6: Final answer
    x = 25,351.29

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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.