Home / 12,954.76-19,429.23-5,057.47

Finding the Fourth Proportional to 12,954.76, 19,429.23 and 5,057.47

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Solution

The fourth proportional to 12,954.76, 19,429.23 and 5,057.47 is: 7,585.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,954.76 : 19,429.23 = 5,057.47 : x
  2. Step 2: Convert to fraction form
    12,954.76/19,429.23 = 5,057.47/x
  3. Step 3: Cross multiply
    12,954.76x = 19,429.23 × 5,057.47
  4. Step 4: Simplify right side
    12,954.76x = 98,262,747.85
  5. Step 5: Solve for x
    x = 98,262,747.85/12,954.76
  6. Step 6: Final answer
    x = 7,585.07

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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.