Home / 14,185.72-21,281.66-4,324.74

Finding the Fourth Proportional to 14,185.72, 21,281.66 and 4,324.74

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Solution

The fourth proportional to 14,185.72, 21,281.66 and 4,324.74 is: 6,488.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.72 : 21,281.66 = 4,324.74 : x
  2. Step 2: Convert to fraction form
    14,185.72/21,281.66 = 4,324.74/x
  3. Step 3: Cross multiply
    14,185.72x = 21,281.66 × 4,324.74
  4. Step 4: Simplify right side
    14,185.72x = 92,037,646.27
  5. Step 5: Solve for x
    x = 92,037,646.27/14,185.72
  6. Step 6: Final answer
    x = 6,488.05

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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.