Home / 21,970.20-32,951.70-6,176.30

Finding the Fourth Proportional to 21,970.20, 32,951.70 and 6,176.30

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Solution

The fourth proportional to 21,970.20, 32,951.70 and 6,176.30 is: 9,263.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,970.20 : 32,951.70 = 6,176.30 : x
  2. Step 2: Convert to fraction form
    21,970.20/32,951.70 = 6,176.30/x
  3. Step 3: Cross multiply
    21,970.20x = 32,951.70 × 6,176.30
  4. Step 4: Simplify right side
    21,970.20x = 203,519,584.71
  5. Step 5: Solve for x
    x = 203,519,584.71/21,970.20
  6. Step 6: Final answer
    x = 9,263.44

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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.