Home / 21,641.33-32,466.86-6,851.13

Finding the Fourth Proportional to 21,641.33, 32,466.86 and 6,851.13

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Solution

The fourth proportional to 21,641.33, 32,466.86 and 6,851.13 is: 10,278.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,641.33 : 32,466.86 = 6,851.13 : x
  2. Step 2: Convert to fraction form
    21,641.33/32,466.86 = 6,851.13/x
  3. Step 3: Cross multiply
    21,641.33x = 32,466.86 × 6,851.13
  4. Step 4: Simplify right side
    21,641.33x = 222,434,678.55
  5. Step 5: Solve for x
    x = 222,434,678.55/21,641.33
  6. Step 6: Final answer
    x = 10,278.24

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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.