Home / 19,302.12-28,953.18-6,822.90

Finding the Fourth Proportional to 19,302.12, 28,953.18 and 6,822.90

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Solution

The fourth proportional to 19,302.12, 28,953.18 and 6,822.90 is: 10,234.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,302.12 : 28,953.18 = 6,822.90 : x
  2. Step 2: Convert to fraction form
    19,302.12/28,953.18 = 6,822.90/x
  3. Step 3: Cross multiply
    19,302.12x = 28,953.18 × 6,822.90
  4. Step 4: Simplify right side
    19,302.12x = 197,544,651.82
  5. Step 5: Solve for x
    x = 197,544,651.82/19,302.12
  6. Step 6: Final answer
    x = 10,234.35

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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.