Home / 43,084.96-64,588.03-18,126.76

Finding the Fourth Proportional to 43,084.96, 64,588.03 and 18,126.76

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Solution

The fourth proportional to 43,084.96, 64,588.03 and 18,126.76 is: 27,173.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,084.96 : 64,588.03 = 18,126.76 : x
  2. Step 2: Convert to fraction form
    43,084.96/64,588.03 = 18,126.76/x
  3. Step 3: Cross multiply
    43,084.96x = 64,588.03 × 18,126.76
  4. Step 4: Simplify right side
    43,084.96x = 1,170,771,916.62
  5. Step 5: Solve for x
    x = 1,170,771,916.62/43,084.96
  6. Step 6: Final answer
    x = 27,173.56

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1.5x scale

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.