Home / 31,715.22-43,768.35-17,568.06

Finding the Fourth Proportional to 31,715.22, 43,768.35 and 17,568.06

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Solution

The fourth proportional to 31,715.22, 43,768.35 and 17,568.06 is: 24,244.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,715.22 : 43,768.35 = 17,568.06 : x
  2. Step 2: Convert to fraction form
    31,715.22/43,768.35 = 17,568.06/x
  3. Step 3: Cross multiply
    31,715.22x = 43,768.35 × 17,568.06
  4. Step 4: Simplify right side
    31,715.22x = 768,924,998.90
  5. Step 5: Solve for x
    x = 768,924,998.90/31,715.22
  6. Step 6: Final answer
    x = 24,244.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.