Home / 23,013.24-31,738.60-15,854.58

Finding the Fourth Proportional to 23,013.24, 31,738.60 and 15,854.58

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Solution

The fourth proportional to 23,013.24, 31,738.60 and 15,854.58 is: 21,865.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,013.24 : 31,738.60 = 15,854.58 : x
  2. Step 2: Convert to fraction form
    23,013.24/31,738.60 = 15,854.58/x
  3. Step 3: Cross multiply
    23,013.24x = 31,738.60 × 15,854.58
  4. Step 4: Simplify right side
    23,013.24x = 503,202,266.98
  5. Step 5: Solve for x
    x = 503,202,266.98/23,013.24
  6. Step 6: Final answer
    x = 21,865.77

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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.