Home / 22,968.61-31,697.45-12,898.85

Finding the Fourth Proportional to 22,968.61, 31,697.45 and 12,898.85

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Solution

The fourth proportional to 22,968.61, 31,697.45 and 12,898.85 is: 17,800.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,968.61 : 31,697.45 = 12,898.85 : x
  2. Step 2: Convert to fraction form
    22,968.61/31,697.45 = 12,898.85/x
  3. Step 3: Cross multiply
    22,968.61x = 31,697.45 × 12,898.85
  4. Step 4: Simplify right side
    22,968.61x = 408,860,514.60
  5. Step 5: Solve for x
    x = 408,860,514.60/22,968.61
  6. Step 6: Final answer
    x = 17,800.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.