Home / 13,231.05-19,849.56-4,465.71

Finding the Fourth Proportional to 13,231.05, 19,849.56 and 4,465.71

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Solution

The fourth proportional to 13,231.05, 19,849.56 and 4,465.71 is: 6,699.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,231.05 : 19,849.56 = 4,465.71 : x
  2. Step 2: Convert to fraction form
    13,231.05/19,849.56 = 4,465.71/x
  3. Step 3: Cross multiply
    13,231.05x = 19,849.56 × 4,465.71
  4. Step 4: Simplify right side
    13,231.05x = 88,642,378.59
  5. Step 5: Solve for x
    x = 88,642,378.59/13,231.05
  6. Step 6: Final answer
    x = 6,699.57

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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.