Home / 23,040.21-34,579.76-15,920.31

Finding the Fourth Proportional to 23,040.21, 34,579.76 and 15,920.31

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Solution

The fourth proportional to 23,040.21, 34,579.76 and 15,920.31 is: 23,893.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,040.21 : 34,579.76 = 15,920.31 : x
  2. Step 2: Convert to fraction form
    23,040.21/34,579.76 = 15,920.31/x
  3. Step 3: Cross multiply
    23,040.21x = 34,579.76 × 15,920.31
  4. Step 4: Simplify right side
    23,040.21x = 550,520,246.43
  5. Step 5: Solve for x
    x = 550,520,246.43/23,040.21
  6. Step 6: Final answer
    x = 23,893.90

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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.