Home / 29,211.65-43,785.88-11,662.19

Finding the Fourth Proportional to 29,211.65, 43,785.88 and 11,662.19

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Solution

The fourth proportional to 29,211.65, 43,785.88 and 11,662.19 is: 17,480.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,211.65 : 43,785.88 = 11,662.19 : x
  2. Step 2: Convert to fraction form
    29,211.65/43,785.88 = 11,662.19/x
  3. Step 3: Cross multiply
    29,211.65x = 43,785.88 × 11,662.19
  4. Step 4: Simplify right side
    29,211.65x = 510,639,003.79
  5. Step 5: Solve for x
    x = 510,639,003.79/29,211.65
  6. Step 6: Final answer
    x = 17,480.67

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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.