Home / 31,960.02-47,946.94-12,238.57

Finding the Fourth Proportional to 31,960.02, 47,946.94 and 12,238.57

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Solution

The fourth proportional to 31,960.02, 47,946.94 and 12,238.57 is: 18,360.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,960.02 : 47,946.94 = 12,238.57 : x
  2. Step 2: Convert to fraction form
    31,960.02/47,946.94 = 12,238.57/x
  3. Step 3: Cross multiply
    31,960.02x = 47,946.94 × 12,238.57
  4. Step 4: Simplify right side
    31,960.02x = 586,802,177.20
  5. Step 5: Solve for x
    x = 586,802,177.20/31,960.02
  6. Step 6: Final answer
    x = 18,360.51

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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.