Home / 14,206.14-21,290.68-7,624.62

Finding the Fourth Proportional to 14,206.14, 21,290.68 and 7,624.62

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Solution

The fourth proportional to 14,206.14, 21,290.68 and 7,624.62 is: 11,426.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,206.14 : 21,290.68 = 7,624.62 : x
  2. Step 2: Convert to fraction form
    14,206.14/21,290.68 = 7,624.62/x
  3. Step 3: Cross multiply
    14,206.14x = 21,290.68 × 7,624.62
  4. Step 4: Simplify right side
    14,206.14x = 162,333,344.54
  5. Step 5: Solve for x
    x = 162,333,344.54/14,206.14
  6. Step 6: Final answer
    x = 11,426.98

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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.