Home / 14,781.98-20,364.48-10,297.62

Finding the Fourth Proportional to 14,781.98, 20,364.48 and 10,297.62

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Solution

The fourth proportional to 14,781.98, 20,364.48 and 10,297.62 is: 14,186.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,781.98 : 20,364.48 = 10,297.62 : x
  2. Step 2: Convert to fraction form
    14,781.98/20,364.48 = 10,297.62/x
  3. Step 3: Cross multiply
    14,781.98x = 20,364.48 × 10,297.62
  4. Step 4: Simplify right side
    14,781.98x = 209,705,676.54
  5. Step 5: Solve for x
    x = 209,705,676.54/14,781.98
  6. Step 6: Final answer
    x = 14,186.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.