Home / 14,246.69-19,665.65-8,581.68

Finding the Fourth Proportional to 14,246.69, 19,665.65 and 8,581.68

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Solution

The fourth proportional to 14,246.69, 19,665.65 and 8,581.68 is: 11,845.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,246.69 : 19,665.65 = 8,581.68 : x
  2. Step 2: Convert to fraction form
    14,246.69/19,665.65 = 8,581.68/x
  3. Step 3: Cross multiply
    14,246.69x = 19,665.65 × 8,581.68
  4. Step 4: Simplify right side
    14,246.69x = 168,764,336.75
  5. Step 5: Solve for x
    x = 168,764,336.75/14,246.69
  6. Step 6: Final answer
    x = 11,845.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.