Home / 19,313.28-26,651.52-10,930.24

Finding the Fourth Proportional to 19,313.28, 26,651.52 and 10,930.24

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Solution

The fourth proportional to 19,313.28, 26,651.52 and 10,930.24 is: 15,083.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,313.28 : 26,651.52 = 10,930.24 : x
  2. Step 2: Convert to fraction form
    19,313.28/26,651.52 = 10,930.24/x
  3. Step 3: Cross multiply
    19,313.28x = 26,651.52 × 10,930.24
  4. Step 4: Simplify right side
    19,313.28x = 291,307,509.96
  5. Step 5: Solve for x
    x = 291,307,509.96/19,313.28
  6. Step 6: Final answer
    x = 15,083.27

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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.