Home / 19,212.72-26,513.19-10,829.22

Finding the Fourth Proportional to 19,212.72, 26,513.19 and 10,829.22

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Solution

The fourth proportional to 19,212.72, 26,513.19 and 10,829.22 is: 14,944.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212.72 : 26,513.19 = 10,829.22 : x
  2. Step 2: Convert to fraction form
    19,212.72/26,513.19 = 10,829.22/x
  3. Step 3: Cross multiply
    19,212.72x = 26,513.19 × 10,829.22
  4. Step 4: Simplify right side
    19,212.72x = 287,117,167.41
  5. Step 5: Solve for x
    x = 287,117,167.41/19,212.72
  6. Step 6: Final answer
    x = 14,944.12

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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.