Home / 23,147.72-34,734.21-9,818.64

Finding the Fourth Proportional to 23,147.72, 34,734.21 and 9,818.64

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Solution

The fourth proportional to 23,147.72, 34,734.21 and 9,818.64 is: 14,733.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,147.72 : 34,734.21 = 9,818.64 : x
  2. Step 2: Convert to fraction form
    23,147.72/34,734.21 = 9,818.64/x
  3. Step 3: Cross multiply
    23,147.72x = 34,734.21 × 9,818.64
  4. Step 4: Simplify right side
    23,147.72x = 341,042,703.67
  5. Step 5: Solve for x
    x = 341,042,703.67/23,147.72
  6. Step 6: Final answer
    x = 14,733.32

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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.