Home / 31,614.02-47,433.78-14,071.85

Finding the Fourth Proportional to 31,614.02, 47,433.78 and 14,071.85

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Solution

The fourth proportional to 31,614.02, 47,433.78 and 14,071.85 is: 21,113.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,614.02 : 47,433.78 = 14,071.85 : x
  2. Step 2: Convert to fraction form
    31,614.02/47,433.78 = 14,071.85/x
  3. Step 3: Cross multiply
    31,614.02x = 47,433.78 × 14,071.85
  4. Step 4: Simplify right side
    31,614.02x = 667,481,037.09
  5. Step 5: Solve for x
    x = 667,481,037.09/31,614.02
  6. Step 6: Final answer
    x = 21,113.45

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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.