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Finding the Fourth Proportional to 35,560.30, 53,322.54 and 11,859.44

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Solution

The fourth proportional to 35,560.30, 53,322.54 and 11,859.44 is: 17,783.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,560.30 : 53,322.54 = 11,859.44 : x
  2. Step 2: Convert to fraction form
    35,560.30/53,322.54 = 11,859.44/x
  3. Step 3: Cross multiply
    35,560.30x = 53,322.54 × 11,859.44
  4. Step 4: Simplify right side
    35,560.30x = 632,375,463.78
  5. Step 5: Solve for x
    x = 632,375,463.78/35,560.30
  6. Step 6: Final answer
    x = 17,783.19

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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.