Home / 20,644.04-30,966.05-5,061.67

Finding the Fourth Proportional to 20,644.04, 30,966.05 and 5,061.67

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Solution

The fourth proportional to 20,644.04, 30,966.05 and 5,061.67 is: 7,592.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,644.04 : 30,966.05 = 5,061.67 : x
  2. Step 2: Convert to fraction form
    20,644.04/30,966.05 = 5,061.67/x
  3. Step 3: Cross multiply
    20,644.04x = 30,966.05 × 5,061.67
  4. Step 4: Simplify right side
    20,644.04x = 156,739,861.54
  5. Step 5: Solve for x
    x = 156,739,861.54/20,644.04
  6. Step 6: Final answer
    x = 7,592.50

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1.5x scale

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.