Home / 31,227.00-46,822.57-12,229.40

Finding the Fourth Proportional to 31,227.00, 46,822.57 and 12,229.40

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Solution

The fourth proportional to 31,227.00, 46,822.57 and 12,229.40 is: 18,337.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,227.00 : 46,822.57 = 12,229.40 : x
  2. Step 2: Convert to fraction form
    31,227.00/46,822.57 = 12,229.40/x
  3. Step 3: Cross multiply
    31,227.00x = 46,822.57 × 12,229.40
  4. Step 4: Simplify right side
    31,227.00x = 572,611,829.45
  5. Step 5: Solve for x
    x = 572,611,829.45/31,227.00
  6. Step 6: Final answer
    x = 18,337.07

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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.