Home / 26,498.92-39,720.70-19,468.48

Finding the Fourth Proportional to 26,498.92, 39,720.70 and 19,468.48

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Solution

The fourth proportional to 26,498.92, 39,720.70 and 19,468.48 is: 29,182.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,498.92 : 39,720.70 = 19,468.48 : x
  2. Step 2: Convert to fraction form
    26,498.92/39,720.70 = 19,468.48/x
  3. Step 3: Cross multiply
    26,498.92x = 39,720.70 × 19,468.48
  4. Step 4: Simplify right side
    26,498.92x = 773,301,653.54
  5. Step 5: Solve for x
    x = 773,301,653.54/26,498.92
  6. Step 6: Final answer
    x = 29,182.38

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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.