Home / 31,634.06-47,459.34-9,447.44

Finding the Fourth Proportional to 31,634.06, 47,459.34 and 9,447.44

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Solution

The fourth proportional to 31,634.06, 47,459.34 and 9,447.44 is: 14,173.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,634.06 : 47,459.34 = 9,447.44 : x
  2. Step 2: Convert to fraction form
    31,634.06/47,459.34 = 9,447.44/x
  3. Step 3: Cross multiply
    31,634.06x = 47,459.34 × 9,447.44
  4. Step 4: Simplify right side
    31,634.06x = 448,369,029.79
  5. Step 5: Solve for x
    x = 448,369,029.79/31,634.06
  6. Step 6: Final answer
    x = 14,173.62

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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.