Home / 50,412.63-75,613.18-13,479.51

Finding the Fourth Proportional to 50,412.63, 75,613.18 and 13,479.51

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Solution

The fourth proportional to 50,412.63, 75,613.18 and 13,479.51 is: 20,217.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,412.63 : 75,613.18 = 13,479.51 : x
  2. Step 2: Convert to fraction form
    50,412.63/75,613.18 = 13,479.51/x
  3. Step 3: Cross multiply
    50,412.63x = 75,613.18 × 13,479.51
  4. Step 4: Simplify right side
    50,412.63x = 1,019,228,615.94
  5. Step 5: Solve for x
    x = 1,019,228,615.94/50,412.63
  6. Step 6: Final answer
    x = 20,217.72

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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.