Home / 14,841.72-22,241.34-8,921.07

Finding the Fourth Proportional to 14,841.72, 22,241.34 and 8,921.07

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Solution

The fourth proportional to 14,841.72, 22,241.34 and 8,921.07 is: 13,368.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,841.72 : 22,241.34 = 8,921.07 : x
  2. Step 2: Convert to fraction form
    14,841.72/22,241.34 = 8,921.07/x
  3. Step 3: Cross multiply
    14,841.72x = 22,241.34 × 8,921.07
  4. Step 4: Simplify right side
    14,841.72x = 198,416,551.03
  5. Step 5: Solve for x
    x = 198,416,551.03/14,841.72
  6. Step 6: Final answer
    x = 13,368.84

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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.