Home / 42,733.98-64,101.01-11,144.01

Finding the Fourth Proportional to 42,733.98, 64,101.01 and 11,144.01

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Solution

The fourth proportional to 42,733.98, 64,101.01 and 11,144.01 is: 16,716.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,733.98 : 64,101.01 = 11,144.01 : x
  2. Step 2: Convert to fraction form
    42,733.98/64,101.01 = 11,144.01/x
  3. Step 3: Cross multiply
    42,733.98x = 64,101.01 × 11,144.01
  4. Step 4: Simplify right side
    42,733.98x = 714,342,428.84
  5. Step 5: Solve for x
    x = 714,342,428.84/42,733.98
  6. Step 6: Final answer
    x = 16,716.03

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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.