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Finding the Fourth Proportional to 35,655.97, 53,481.79 and 9,360.13

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Solution

The fourth proportional to 35,655.97, 53,481.79 and 9,360.13 is: 14,039.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,655.97 : 53,481.79 = 9,360.13 : x
  2. Step 2: Convert to fraction form
    35,655.97/53,481.79 = 9,360.13/x
  3. Step 3: Cross multiply
    35,655.97x = 53,481.79 × 9,360.13
  4. Step 4: Simplify right side
    35,655.97x = 500,596,507.03
  5. Step 5: Solve for x
    x = 500,596,507.03/35,655.97
  6. Step 6: Final answer
    x = 14,039.63

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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.