Home / 14,054.08-21,081.28-3,665.92

Finding the Fourth Proportional to 14,054.08, 21,081.28 and 3,665.92

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Solution

The fourth proportional to 14,054.08, 21,081.28 and 3,665.92 is: 5,498.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.08 : 21,081.28 = 3,665.92 : x
  2. Step 2: Convert to fraction form
    14,054.08/21,081.28 = 3,665.92/x
  3. Step 3: Cross multiply
    14,054.08x = 21,081.28 × 3,665.92
  4. Step 4: Simplify right side
    14,054.08x = 77,282,285.98
  5. Step 5: Solve for x
    x = 77,282,285.98/14,054.08
  6. Step 6: Final answer
    x = 5,498.92

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Double scale
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Similar ratio
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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.