Home / 31,742.91-43,808.40-17,598.48

Finding the Fourth Proportional to 31,742.91, 43,808.40 and 17,598.48

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Solution

The fourth proportional to 31,742.91, 43,808.40 and 17,598.48 is: 24,287.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,742.91 : 43,808.40 = 17,598.48 : x
  2. Step 2: Convert to fraction form
    31,742.91/43,808.40 = 17,598.48/x
  3. Step 3: Cross multiply
    31,742.91x = 43,808.40 × 17,598.48
  4. Step 4: Simplify right side
    31,742.91x = 770,961,251.23
  5. Step 5: Solve for x
    x = 770,961,251.23/31,742.91
  6. Step 6: Final answer
    x = 24,287.67

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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.