Home / 21,802.08-32,708.52-6,219.84

Finding the Fourth Proportional to 21,802.08, 32,708.52 and 6,219.84

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Solution

The fourth proportional to 21,802.08, 32,708.52 and 6,219.84 is: 9,331.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,802.08 : 32,708.52 = 6,219.84 : x
  2. Step 2: Convert to fraction form
    21,802.08/32,708.52 = 6,219.84/x
  3. Step 3: Cross multiply
    21,802.08x = 32,708.52 × 6,219.84
  4. Step 4: Simplify right side
    21,802.08x = 203,441,761.04
  5. Step 5: Solve for x
    x = 203,441,761.04/21,802.08
  6. Step 6: Final answer
    x = 9,331.30

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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.