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Finding the Fourth Proportional to 35,337.42, 53,005.84 and 9,042.12

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Solution

The fourth proportional to 35,337.42, 53,005.84 and 9,042.12 is: 13,563.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,337.42 : 53,005.84 = 9,042.12 : x
  2. Step 2: Convert to fraction form
    35,337.42/53,005.84 = 9,042.12/x
  3. Step 3: Cross multiply
    35,337.42x = 53,005.84 × 9,042.12
  4. Step 4: Simplify right side
    35,337.42x = 479,285,165.98
  5. Step 5: Solve for x
    x = 479,285,165.98/35,337.42
  6. Step 6: Final answer
    x = 13,563.11

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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.