Home / 14,037.48-21,045.04-8,107.62

Finding the Fourth Proportional to 14,037.48, 21,045.04 and 8,107.62

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Solution

The fourth proportional to 14,037.48, 21,045.04 and 8,107.62 is: 12,154.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.48 : 21,045.04 = 8,107.62 : x
  2. Step 2: Convert to fraction form
    14,037.48/21,045.04 = 8,107.62/x
  3. Step 3: Cross multiply
    14,037.48x = 21,045.04 × 8,107.62
  4. Step 4: Simplify right side
    14,037.48x = 170,625,187.20
  5. Step 5: Solve for x
    x = 170,625,187.20/14,037.48
  6. Step 6: Final answer
    x = 12,154.97

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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.