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Finding the Fourth Proportional to 35,855.97, 53,783.96 and 9,560.81

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Solution

The fourth proportional to 35,855.97, 53,783.96 and 9,560.81 is: 14,341.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,855.97 : 53,783.96 = 9,560.81 : x
  2. Step 2: Convert to fraction form
    35,855.97/53,783.96 = 9,560.81/x
  3. Step 3: Cross multiply
    35,855.97x = 53,783.96 × 9,560.81
  4. Step 4: Simplify right side
    35,855.97x = 514,217,905.88
  5. Step 5: Solve for x
    x = 514,217,905.88/35,855.97
  6. Step 6: Final answer
    x = 14,341.21

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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.