Home / 14,127.46-21,191.30-6,528.04

Finding the Fourth Proportional to 14,127.46, 21,191.30 and 6,528.04

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Solution

The fourth proportional to 14,127.46, 21,191.30 and 6,528.04 is: 9,792.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,127.46 : 21,191.30 = 6,528.04 : x
  2. Step 2: Convert to fraction form
    14,127.46/21,191.30 = 6,528.04/x
  3. Step 3: Cross multiply
    14,127.46x = 21,191.30 × 6,528.04
  4. Step 4: Simplify right side
    14,127.46x = 138,337,654.05
  5. Step 5: Solve for x
    x = 138,337,654.05/14,127.46
  6. Step 6: Final answer
    x = 9,792.11

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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.