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Finding the Fourth Proportional to 21,886.44, 32,830.11 and 7,095.33

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Solution

The fourth proportional to 21,886.44, 32,830.11 and 7,095.33 is: 10,643.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,886.44 : 32,830.11 = 7,095.33 : x
  2. Step 2: Convert to fraction form
    21,886.44/32,830.11 = 7,095.33/x
  3. Step 3: Cross multiply
    21,886.44x = 32,830.11 × 7,095.33
  4. Step 4: Simplify right side
    21,886.44x = 232,940,464.39
  5. Step 5: Solve for x
    x = 232,940,464.39/21,886.44
  6. Step 6: Final answer
    x = 10,643.14

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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.