Home / 34,549.50-47,677.75-19,442.15

Finding the Fourth Proportional to 34,549.50, 47,677.75 and 19,442.15

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Solution

The fourth proportional to 34,549.50, 47,677.75 and 19,442.15 is: 26,829.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,549.50 : 47,677.75 = 19,442.15 : x
  2. Step 2: Convert to fraction form
    34,549.50/47,677.75 = 19,442.15/x
  3. Step 3: Cross multiply
    34,549.50x = 47,677.75 × 19,442.15
  4. Step 4: Simplify right side
    34,549.50x = 926,958,074.21
  5. Step 5: Solve for x
    x = 926,958,074.21/34,549.50
  6. Step 6: Final answer
    x = 26,829.85

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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.