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Finding the Fourth Proportional to 35,589.72, 53,383.54 and 9,294.47

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Solution

The fourth proportional to 35,589.72, 53,383.54 and 9,294.47 is: 13,941.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,589.72 : 53,383.54 = 9,294.47 : x
  2. Step 2: Convert to fraction form
    35,589.72/53,383.54 = 9,294.47/x
  3. Step 3: Cross multiply
    35,589.72x = 53,383.54 × 9,294.47
  4. Step 4: Simplify right side
    35,589.72x = 496,171,397.63
  5. Step 5: Solve for x
    x = 496,171,397.63/35,589.72
  6. Step 6: Final answer
    x = 13,941.42

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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.