Home / 14,046.08-21,069.12-3,657.92

Finding the Fourth Proportional to 14,046.08, 21,069.12 and 3,657.92

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Solution

The fourth proportional to 14,046.08, 21,069.12 and 3,657.92 is: 5,486.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,046.08 : 21,069.12 = 3,657.92 : x
  2. Step 2: Convert to fraction form
    14,046.08/21,069.12 = 3,657.92/x
  3. Step 3: Cross multiply
    14,046.08x = 21,069.12 × 3,657.92
  4. Step 4: Simplify right side
    14,046.08x = 77,069,155.43
  5. Step 5: Solve for x
    x = 77,069,155.43/14,046.08
  6. Step 6: Final answer
    x = 5,486.88

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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.