Home / 44,199.81-66,299.52-12,609.18

Finding the Fourth Proportional to 44,199.81, 66,299.52 and 12,609.18

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Solution

The fourth proportional to 44,199.81, 66,299.52 and 12,609.18 is: 18,913.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,199.81 : 66,299.52 = 12,609.18 : x
  2. Step 2: Convert to fraction form
    44,199.81/66,299.52 = 12,609.18/x
  3. Step 3: Cross multiply
    44,199.81x = 66,299.52 × 12,609.18
  4. Step 4: Simplify right side
    44,199.81x = 835,982,581.59
  5. Step 5: Solve for x
    x = 835,982,581.59/44,199.81
  6. Step 6: Final answer
    x = 18,913.71

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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.