Home / 34,487.18-47,590.50-19,380.44

Finding the Fourth Proportional to 34,487.18, 47,590.50 and 19,380.44

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Solution

The fourth proportional to 34,487.18, 47,590.50 and 19,380.44 is: 26,743.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,487.18 : 47,590.50 = 19,380.44 : x
  2. Step 2: Convert to fraction form
    34,487.18/47,590.50 = 19,380.44/x
  3. Step 3: Cross multiply
    34,487.18x = 47,590.50 × 19,380.44
  4. Step 4: Simplify right side
    34,487.18x = 922,324,829.82
  5. Step 5: Solve for x
    x = 922,324,829.82/34,487.18
  6. Step 6: Final answer
    x = 26,743.99

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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.