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Finding the Fourth Proportional to 35,630.78, 53,449.22 and 9,335.52

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Solution

The fourth proportional to 35,630.78, 53,449.22 and 9,335.52 is: 14,004.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,630.78 : 53,449.22 = 9,335.52 : x
  2. Step 2: Convert to fraction form
    35,630.78/53,449.22 = 9,335.52/x
  3. Step 3: Cross multiply
    35,630.78x = 53,449.22 × 9,335.52
  4. Step 4: Simplify right side
    35,630.78x = 498,976,285.63
  5. Step 5: Solve for x
    x = 498,976,285.63/35,630.78
  6. Step 6: Final answer
    x = 14,004.08

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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.