Home / 31,685.94-47,535.12-9,497.64

Finding the Fourth Proportional to 31,685.94, 47,535.12 and 9,497.64

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Solution

The fourth proportional to 31,685.94, 47,535.12 and 9,497.64 is: 14,248.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,685.94 : 47,535.12 = 9,497.64 : x
  2. Step 2: Convert to fraction form
    31,685.94/47,535.12 = 9,497.64/x
  3. Step 3: Cross multiply
    31,685.94x = 47,535.12 × 9,497.64
  4. Step 4: Simplify right side
    31,685.94x = 451,471,457.12
  5. Step 5: Solve for x
    x = 451,471,457.12/31,685.94
  6. Step 6: Final answer
    x = 14,248.32

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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.