Home / 31,083.68-46,624.24-12,362.96

Finding the Fourth Proportional to 31,083.68, 46,624.24 and 12,362.96

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Solution

The fourth proportional to 31,083.68, 46,624.24 and 12,362.96 is: 18,543.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,083.68 : 46,624.24 = 12,362.96 : x
  2. Step 2: Convert to fraction form
    31,083.68/46,624.24 = 12,362.96/x
  3. Step 3: Cross multiply
    31,083.68x = 46,624.24 × 12,362.96
  4. Step 4: Simplify right side
    31,083.68x = 576,413,614.15
  5. Step 5: Solve for x
    x = 576,413,614.15/31,083.68
  6. Step 6: Final answer
    x = 18,543.93

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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.