Home / 43,912.19-65,878.77-14,330.08

Finding the Fourth Proportional to 43,912.19, 65,878.77 and 14,330.08

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Solution

The fourth proportional to 43,912.19, 65,878.77 and 14,330.08 is: 21,498.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,912.19 : 65,878.77 = 14,330.08 : x
  2. Step 2: Convert to fraction form
    43,912.19/65,878.77 = 14,330.08/x
  3. Step 3: Cross multiply
    43,912.19x = 65,878.77 × 14,330.08
  4. Step 4: Simplify right side
    43,912.19x = 944,048,008.58
  5. Step 5: Solve for x
    x = 944,048,008.58/43,912.19
  6. Step 6: Final answer
    x = 21,498.54

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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.