Home / 31,261.12-46,896.30-9,071.61

Finding the Fourth Proportional to 31,261.12, 46,896.30 and 9,071.61

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Solution

The fourth proportional to 31,261.12, 46,896.30 and 9,071.61 is: 13,608.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,261.12 : 46,896.30 = 9,071.61 : x
  2. Step 2: Convert to fraction form
    31,261.12/46,896.30 = 9,071.61/x
  3. Step 3: Cross multiply
    31,261.12x = 46,896.30 × 9,071.61
  4. Step 4: Simplify right side
    31,261.12x = 425,424,944.04
  5. Step 5: Solve for x
    x = 425,424,944.04/31,261.12
  6. Step 6: Final answer
    x = 13,608.76

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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.