Home / 14,456.13-21,684.95-4,068.69

Finding the Fourth Proportional to 14,456.13, 21,684.95 and 4,068.69

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Solution

The fourth proportional to 14,456.13, 21,684.95 and 4,068.69 is: 6,103.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,456.13 : 21,684.95 = 4,068.69 : x
  2. Step 2: Convert to fraction form
    14,456.13/21,684.95 = 4,068.69/x
  3. Step 3: Cross multiply
    14,456.13x = 21,684.95 × 4,068.69
  4. Step 4: Simplify right side
    14,456.13x = 88,229,318.87
  5. Step 5: Solve for x
    x = 88,229,318.87/14,456.13
  6. Step 6: Final answer
    x = 6,103.25

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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.