Home / 14,573.43-21,860.15-4,185.18

Finding the Fourth Proportional to 14,573.43, 21,860.15 and 4,185.18

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Solution

The fourth proportional to 14,573.43, 21,860.15 and 4,185.18 is: 6,277.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,573.43 : 21,860.15 = 4,185.18 : x
  2. Step 2: Convert to fraction form
    14,573.43/21,860.15 = 4,185.18/x
  3. Step 3: Cross multiply
    14,573.43x = 21,860.15 × 4,185.18
  4. Step 4: Simplify right side
    14,573.43x = 91,488,641.65
  5. Step 5: Solve for x
    x = 91,488,641.65/14,573.43
  6. Step 6: Final answer
    x = 6,277.77

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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.