Home / 20,795.46-31,197.28-6,752.88

Finding the Fourth Proportional to 20,795.46, 31,197.28 and 6,752.88

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Solution

The fourth proportional to 20,795.46, 31,197.28 and 6,752.88 is: 10,130.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,795.46 : 31,197.28 = 6,752.88 : x
  2. Step 2: Convert to fraction form
    20,795.46/31,197.28 = 6,752.88/x
  3. Step 3: Cross multiply
    20,795.46x = 31,197.28 × 6,752.88
  4. Step 4: Simplify right side
    20,795.46x = 210,671,488.17
  5. Step 5: Solve for x
    x = 210,671,488.17/20,795.46
  6. Step 6: Final answer
    x = 10,130.65

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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.