Home / 35,333.15-48,757.75-21,726.36

Finding the Fourth Proportional to 35,333.15, 48,757.75 and 21,726.36

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Solution

The fourth proportional to 35,333.15, 48,757.75 and 21,726.36 is: 29,981.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,333.15 : 48,757.75 = 21,726.36 : x
  2. Step 2: Convert to fraction form
    35,333.15/48,757.75 = 21,726.36/x
  3. Step 3: Cross multiply
    35,333.15x = 48,757.75 × 21,726.36
  4. Step 4: Simplify right side
    35,333.15x = 1,059,328,374.97
  5. Step 5: Solve for x
    x = 1,059,328,374.97/35,333.15
  6. Step 6: Final answer
    x = 29,981.15

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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.