Home / 33,412.64-50,118.76-13,691.17

Finding the Fourth Proportional to 33,412.64, 50,118.76 and 13,691.17

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Solution

The fourth proportional to 33,412.64, 50,118.76 and 13,691.17 is: 20,536.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,412.64 : 50,118.76 = 13,691.17 : x
  2. Step 2: Convert to fraction form
    33,412.64/50,118.76 = 13,691.17/x
  3. Step 3: Cross multiply
    33,412.64x = 50,118.76 × 13,691.17
  4. Step 4: Simplify right side
    33,412.64x = 686,184,303.82
  5. Step 5: Solve for x
    x = 686,184,303.82/33,412.64
  6. Step 6: Final answer
    x = 20,536.67

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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.