Home / 20,672.04-30,966.40-9,563.40

Finding the Fourth Proportional to 20,672.04, 30,966.40 and 9,563.40

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Solution

The fourth proportional to 20,672.04, 30,966.40 and 9,563.40 is: 14,325.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,672.04 : 30,966.40 = 9,563.40 : x
  2. Step 2: Convert to fraction form
    20,672.04/30,966.40 = 9,563.40/x
  3. Step 3: Cross multiply
    20,672.04x = 30,966.40 × 9,563.40
  4. Step 4: Simplify right side
    20,672.04x = 296,144,069.76
  5. Step 5: Solve for x
    x = 296,144,069.76/20,672.04
  6. Step 6: Final answer
    x = 14,325.83

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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.