Home / 34,609.14-47,765.00-19,505.50

Finding the Fourth Proportional to 34,609.14, 47,765.00 and 19,505.50

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Solution

The fourth proportional to 34,609.14, 47,765.00 and 19,505.50 is: 26,920.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,609.14 : 47,765.00 = 19,505.50 : x
  2. Step 2: Convert to fraction form
    34,609.14/47,765.00 = 19,505.50/x
  3. Step 3: Cross multiply
    34,609.14x = 47,765.00 × 19,505.50
  4. Step 4: Simplify right side
    34,609.14x = 931,680,136.85
  5. Step 5: Solve for x
    x = 931,680,136.85/34,609.14
  6. Step 6: Final answer
    x = 26,920.06

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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.