Home / 21,798.06-32,697.40-6,215.69

Finding the Fourth Proportional to 21,798.06, 32,697.40 and 6,215.69

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Solution

The fourth proportional to 21,798.06, 32,697.40 and 6,215.69 is: 9,323.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,798.06 : 32,697.40 = 6,215.69 : x
  2. Step 2: Convert to fraction form
    21,798.06/32,697.40 = 6,215.69/x
  3. Step 3: Cross multiply
    21,798.06x = 32,697.40 × 6,215.69
  4. Step 4: Simplify right side
    21,798.06x = 203,236,902.21
  5. Step 5: Solve for x
    x = 203,236,902.21/21,798.06
  6. Step 6: Final answer
    x = 9,323.62

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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.