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Finding the Fourth Proportional to 32,686.94, 49,022.31 and 9,313.58

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Solution

The fourth proportional to 32,686.94, 49,022.31 and 9,313.58 is: 13,968.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,686.94 : 49,022.31 = 9,313.58 : x
  2. Step 2: Convert to fraction form
    32,686.94/49,022.31 = 9,313.58/x
  3. Step 3: Cross multiply
    32,686.94x = 49,022.31 × 9,313.58
  4. Step 4: Simplify right side
    32,686.94x = 456,573,205.97
  5. Step 5: Solve for x
    x = 456,573,205.97/32,686.94
  6. Step 6: Final answer
    x = 13,968.06

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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.