Home / 43,051.88-64,577.72-11,887.04

Finding the Fourth Proportional to 43,051.88, 64,577.72 and 11,887.04

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Solution

The fourth proportional to 43,051.88, 64,577.72 and 11,887.04 is: 17,830.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,051.88 : 64,577.72 = 11,887.04 : x
  2. Step 2: Convert to fraction form
    43,051.88/64,577.72 = 11,887.04/x
  3. Step 3: Cross multiply
    43,051.88x = 64,577.72 × 11,887.04
  4. Step 4: Simplify right side
    43,051.88x = 767,637,558.43
  5. Step 5: Solve for x
    x = 767,637,558.43/43,051.88
  6. Step 6: Final answer
    x = 17,830.53

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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.