Home / 14,091.84-21,134.38-4,732.20

Finding the Fourth Proportional to 14,091.84, 21,134.38 and 4,732.20

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Solution

The fourth proportional to 14,091.84, 21,134.38 and 4,732.20 is: 7,097.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091.84 : 21,134.38 = 4,732.20 : x
  2. Step 2: Convert to fraction form
    14,091.84/21,134.38 = 4,732.20/x
  3. Step 3: Cross multiply
    14,091.84x = 21,134.38 × 4,732.20
  4. Step 4: Simplify right side
    14,091.84x = 100,012,113.04
  5. Step 5: Solve for x
    x = 100,012,113.04/14,091.84
  6. Step 6: Final answer
    x = 7,097.16

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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.