Home / 14,083.20-19,434.60-7,795.80

Finding the Fourth Proportional to 14,083.20, 19,434.60 and 7,795.80

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Solution

The fourth proportional to 14,083.20, 19,434.60 and 7,795.80 is: 10,758.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083.20 : 19,434.60 = 7,795.80 : x
  2. Step 2: Convert to fraction form
    14,083.20/19,434.60 = 7,795.80/x
  3. Step 3: Cross multiply
    14,083.20x = 19,434.60 × 7,795.80
  4. Step 4: Simplify right side
    14,083.20x = 151,508,254.68
  5. Step 5: Solve for x
    x = 151,508,254.68/14,083.20
  6. Step 6: Final answer
    x = 10,758.08

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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.