Home / 38,348.24-52,871.09-31,423.66

Finding the Fourth Proportional to 38,348.24, 52,871.09 and 31,423.66

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Solution

The fourth proportional to 38,348.24, 52,871.09 and 31,423.66 is: 43,324.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,348.24 : 52,871.09 = 31,423.66 : x
  2. Step 2: Convert to fraction form
    38,348.24/52,871.09 = 31,423.66/x
  3. Step 3: Cross multiply
    38,348.24x = 52,871.09 × 31,423.66
  4. Step 4: Simplify right side
    38,348.24x = 1,661,403,161.99
  5. Step 5: Solve for x
    x = 1,661,403,161.99/38,348.24
  6. Step 6: Final answer
    x = 43,324.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.