Home / 31,272.06-46,908.36-7,898.46

Finding the Fourth Proportional to 31,272.06, 46,908.36 and 7,898.46

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Solution

The fourth proportional to 31,272.06, 46,908.36 and 7,898.46 is: 11,847.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,272.06 : 46,908.36 = 7,898.46 : x
  2. Step 2: Convert to fraction form
    31,272.06/46,908.36 = 7,898.46/x
  3. Step 3: Cross multiply
    31,272.06x = 46,908.36 × 7,898.46
  4. Step 4: Simplify right side
    31,272.06x = 370,503,805.13
  5. Step 5: Solve for x
    x = 370,503,805.13/31,272.06
  6. Step 6: Final answer
    x = 11,847.76

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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.