Home / 14,169.69-21,253.77-4,308.20

Finding the Fourth Proportional to 14,169.69, 21,253.77 and 4,308.20

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Solution

The fourth proportional to 14,169.69, 21,253.77 and 4,308.20 is: 6,462.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,169.69 : 21,253.77 = 4,308.20 : x
  2. Step 2: Convert to fraction form
    14,169.69/21,253.77 = 4,308.20/x
  3. Step 3: Cross multiply
    14,169.69x = 21,253.77 × 4,308.20
  4. Step 4: Simplify right side
    14,169.69x = 91,565,572.78
  5. Step 5: Solve for x
    x = 91,565,572.78/14,169.69
  6. Step 6: Final answer
    x = 6,462.07

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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.