Home / 43,114.68-64,673.10-11,949.84

Finding the Fourth Proportional to 43,114.68, 64,673.10 and 11,949.84

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Solution

The fourth proportional to 43,114.68, 64,673.10 and 11,949.84 is: 17,925.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,114.68 : 64,673.10 = 11,949.84 : x
  2. Step 2: Convert to fraction form
    43,114.68/64,673.10 = 11,949.84/x
  3. Step 3: Cross multiply
    43,114.68x = 64,673.10 × 11,949.84
  4. Step 4: Simplify right side
    43,114.68x = 772,833,197.30
  5. Step 5: Solve for x
    x = 772,833,197.30/43,114.68
  6. Step 6: Final answer
    x = 17,925.06

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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.