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Finding the Fourth Proportional to 35,355.66, 53,010.08 and 13,994.22

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Solution

The fourth proportional to 35,355.66, 53,010.08 and 13,994.22 is: 20,982.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,355.66 : 53,010.08 = 13,994.22 : x
  2. Step 2: Convert to fraction form
    35,355.66/53,010.08 = 13,994.22/x
  3. Step 3: Cross multiply
    35,355.66x = 53,010.08 × 13,994.22
  4. Step 4: Simplify right side
    35,355.66x = 741,834,721.74
  5. Step 5: Solve for x
    x = 741,834,721.74/35,355.66
  6. Step 6: Final answer
    x = 20,982.06

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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.