Home / 43,962.15-65,868.09-31,418.08

Finding the Fourth Proportional to 43,962.15, 65,868.09 and 31,418.08

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Solution

The fourth proportional to 43,962.15, 65,868.09 and 31,418.08 is: 47,073.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,962.15 : 65,868.09 = 31,418.08 : x
  2. Step 2: Convert to fraction form
    43,962.15/65,868.09 = 31,418.08/x
  3. Step 3: Cross multiply
    43,962.15x = 65,868.09 × 31,418.08
  4. Step 4: Simplify right side
    43,962.15x = 2,069,448,921.07
  5. Step 5: Solve for x
    x = 2,069,448,921.07/43,962.15
  6. Step 6: Final answer
    x = 47,073.42

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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.