Home / 36,075.60-54,115.02-13,881.06

Finding the Fourth Proportional to 36,075.60, 54,115.02 and 13,881.06

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Solution

The fourth proportional to 36,075.60, 54,115.02 and 13,881.06 is: 20,822.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,075.60 : 54,115.02 = 13,881.06 : x
  2. Step 2: Convert to fraction form
    36,075.60/54,115.02 = 13,881.06/x
  3. Step 3: Cross multiply
    36,075.60x = 54,115.02 × 13,881.06
  4. Step 4: Simplify right side
    36,075.60x = 751,173,839.52
  5. Step 5: Solve for x
    x = 751,173,839.52/36,075.60
  6. Step 6: Final answer
    x = 20,822.21

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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.