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Finding the Fourth Proportional to 16,641.68, 24,955.62 and 6,774.26

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Solution

The fourth proportional to 16,641.68, 24,955.62 and 6,774.26 is: 10,158.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,641.68 : 24,955.62 = 6,774.26 : x
  2. Step 2: Convert to fraction form
    16,641.68/24,955.62 = 6,774.26/x
  3. Step 3: Cross multiply
    16,641.68x = 24,955.62 × 6,774.26
  4. Step 4: Simplify right side
    16,641.68x = 169,055,858.34
  5. Step 5: Solve for x
    x = 169,055,858.34/16,641.68
  6. Step 6: Final answer
    x = 10,158.58

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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.