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Finding the Fourth Proportional to 35,912.94, 53,869.41 and 9,617.10

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Solution

The fourth proportional to 35,912.94, 53,869.41 and 9,617.10 is: 14,425.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,912.94 : 53,869.41 = 9,617.10 : x
  2. Step 2: Convert to fraction form
    35,912.94/53,869.41 = 9,617.10/x
  3. Step 3: Cross multiply
    35,912.94x = 53,869.41 × 9,617.10
  4. Step 4: Simplify right side
    35,912.94x = 518,067,502.91
  5. Step 5: Solve for x
    x = 518,067,502.91/35,912.94
  6. Step 6: Final answer
    x = 14,425.65

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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.