Home / 14,110.60-19,473.78-7,825

Finding the Fourth Proportional to 14,110.60, 19,473.78 and 7,825

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Solution

The fourth proportional to 14,110.60, 19,473.78 and 7,825 is: 10,799.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.60 : 19,473.78 = 7,825 : x
  2. Step 2: Convert to fraction form
    14,110.60/19,473.78 = 7,825/x
  3. Step 3: Cross multiply
    14,110.60x = 19,473.78 × 7,825
  4. Step 4: Simplify right side
    14,110.60x = 152,382,328.50
  5. Step 5: Solve for x
    x = 152,382,328.50/14,110.60
  6. Step 6: Final answer
    x = 10,799.14

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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.