Home / 23,243.42-34,826.81-13,390.98

Finding the Fourth Proportional to 23,243.42, 34,826.81 and 13,390.98

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Solution

The fourth proportional to 23,243.42, 34,826.81 and 13,390.98 is: 20,064.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,243.42 : 34,826.81 = 13,390.98 : x
  2. Step 2: Convert to fraction form
    23,243.42/34,826.81 = 13,390.98/x
  3. Step 3: Cross multiply
    23,243.42x = 34,826.81 × 13,390.98
  4. Step 4: Simplify right side
    23,243.42x = 466,365,049.22
  5. Step 5: Solve for x
    x = 466,365,049.22/23,243.42
  6. Step 6: Final answer
    x = 20,064.39

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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.