Home / 36,403.11-54,617.81-12,714.14

Finding the Fourth Proportional to 36,403.11, 54,617.81 and 12,714.14

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Solution

The fourth proportional to 36,403.11, 54,617.81 and 12,714.14 is: 19,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,403.11 : 54,617.81 = 12,714.14 : x
  2. Step 2: Convert to fraction form
    36,403.11/54,617.81 = 12,714.14/x
  3. Step 3: Cross multiply
    36,403.11x = 54,617.81 × 12,714.14
  4. Step 4: Simplify right side
    36,403.11x = 694,418,555.81
  5. Step 5: Solve for x
    x = 694,418,555.81/36,403.11
  6. Step 6: Final answer
    x = 19,075.80

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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.