Home / 19,213.44-26,513.64-10,829.76

Finding the Fourth Proportional to 19,213.44, 26,513.64 and 10,829.76

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Solution

The fourth proportional to 19,213.44, 26,513.64 and 10,829.76 is: 14,944.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,213.44 : 26,513.64 = 10,829.76 : x
  2. Step 2: Convert to fraction form
    19,213.44/26,513.64 = 10,829.76/x
  3. Step 3: Cross multiply
    19,213.44x = 26,513.64 × 10,829.76
  4. Step 4: Simplify right side
    19,213.44x = 287,136,357.93
  5. Step 5: Solve for x
    x = 287,136,357.93/19,213.44
  6. Step 6: Final answer
    x = 14,944.56

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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.