Home / 14,089.46-21,132.96-8,541.17

Finding the Fourth Proportional to 14,089.46, 21,132.96 and 8,541.17

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Solution

The fourth proportional to 14,089.46, 21,132.96 and 8,541.17 is: 12,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,089.46 : 21,132.96 = 8,541.17 : x
  2. Step 2: Convert to fraction form
    14,089.46/21,132.96 = 8,541.17/x
  3. Step 3: Cross multiply
    14,089.46x = 21,132.96 × 8,541.17
  4. Step 4: Simplify right side
    14,089.46x = 180,500,098.30
  5. Step 5: Solve for x
    x = 180,500,098.30/14,089.46
  6. Step 6: Final answer
    x = 12,811.01

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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.