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Finding the Fourth Proportional to 35,998.72, 53,994.42 and 9,706.12

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Solution

The fourth proportional to 35,998.72, 53,994.42 and 9,706.12 is: 14,558.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,998.72 : 53,994.42 = 9,706.12 : x
  2. Step 2: Convert to fraction form
    35,998.72/53,994.42 = 9,706.12/x
  3. Step 3: Cross multiply
    35,998.72x = 53,994.42 × 9,706.12
  4. Step 4: Simplify right side
    35,998.72x = 524,076,319.85
  5. Step 5: Solve for x
    x = 524,076,319.85/35,998.72
  6. Step 6: Final answer
    x = 14,558.19

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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.