Home / 35,046.79-48,363.19-19,131.22

Finding the Fourth Proportional to 35,046.79, 48,363.19 and 19,131.22

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Solution

The fourth proportional to 35,046.79, 48,363.19 and 19,131.22 is: 26,400.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,046.79 : 48,363.19 = 19,131.22 : x
  2. Step 2: Convert to fraction form
    35,046.79/48,363.19 = 19,131.22/x
  3. Step 3: Cross multiply
    35,046.79x = 48,363.19 × 19,131.22
  4. Step 4: Simplify right side
    35,046.79x = 925,246,827.79
  5. Step 5: Solve for x
    x = 925,246,827.79/35,046.79
  6. Step 6: Final answer
    x = 26,400.33

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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.