Home / 14,097.09-19,455.17-7,810.05

Finding the Fourth Proportional to 14,097.09, 19,455.17 and 7,810.05

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Solution

The fourth proportional to 14,097.09, 19,455.17 and 7,810.05 is: 10,778.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097.09 : 19,455.17 = 7,810.05 : x
  2. Step 2: Convert to fraction form
    14,097.09/19,455.17 = 7,810.05/x
  3. Step 3: Cross multiply
    14,097.09x = 19,455.17 × 7,810.05
  4. Step 4: Simplify right side
    14,097.09x = 151,945,850.46
  5. Step 5: Solve for x
    x = 151,945,850.46/14,097.09
  6. Step 6: Final answer
    x = 10,778.53

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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.