Home / 14,498.75-19,980.26-10,299.71

Finding the Fourth Proportional to 14,498.75, 19,980.26 and 10,299.71

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Solution

The fourth proportional to 14,498.75, 19,980.26 and 10,299.71 is: 14,193.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,498.75 : 19,980.26 = 10,299.71 : x
  2. Step 2: Convert to fraction form
    14,498.75/19,980.26 = 10,299.71/x
  3. Step 3: Cross multiply
    14,498.75x = 19,980.26 × 10,299.71
  4. Step 4: Simplify right side
    14,498.75x = 205,790,883.72
  5. Step 5: Solve for x
    x = 205,790,883.72/14,498.75
  6. Step 6: Final answer
    x = 14,193.70

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.