Home / 36,075.24-54,079.74-13,881.96

Finding the Fourth Proportional to 36,075.24, 54,079.74 and 13,881.96

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Solution

The fourth proportional to 36,075.24, 54,079.74 and 13,881.96 is: 20,810.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,075.24 : 54,079.74 = 13,881.96 : x
  2. Step 2: Convert to fraction form
    36,075.24/54,079.74 = 13,881.96/x
  3. Step 3: Cross multiply
    36,075.24x = 54,079.74 × 13,881.96
  4. Step 4: Simplify right side
    36,075.24x = 750,732,787.49
  5. Step 5: Solve for x
    x = 750,732,787.49/36,075.24
  6. Step 6: Final answer
    x = 20,810.20

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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.