Home / 35,370.80-53,056.16-11,997.44

Finding the Fourth Proportional to 35,370.80, 53,056.16 and 11,997.44

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Solution

The fourth proportional to 35,370.80, 53,056.16 and 11,997.44 is: 17,996.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,370.80 : 53,056.16 = 11,997.44 : x
  2. Step 2: Convert to fraction form
    35,370.80/53,056.16 = 11,997.44/x
  3. Step 3: Cross multiply
    35,370.80x = 53,056.16 × 11,997.44
  4. Step 4: Simplify right side
    35,370.80x = 636,538,096.23
  5. Step 5: Solve for x
    x = 636,538,096.23/35,370.80
  6. Step 6: Final answer
    x = 17,996.15

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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.