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Finding the Fourth Proportional to 35,833.64, 53,751 and 12,460.88

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Solution

The fourth proportional to 35,833.64, 53,751 and 12,460.88 is: 18,691.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,833.64 : 53,751 = 12,460.88 : x
  2. Step 2: Convert to fraction form
    35,833.64/53,751 = 12,460.88/x
  3. Step 3: Cross multiply
    35,833.64x = 53,751 × 12,460.88
  4. Step 4: Simplify right side
    35,833.64x = 669,784,760.88
  5. Step 5: Solve for x
    x = 669,784,760.88/35,833.64
  6. Step 6: Final answer
    x = 18,691.51

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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.