Home / 36,431.58-50,275.41-20,516.16

Finding the Fourth Proportional to 36,431.58, 50,275.41 and 20,516.16

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Solution

The fourth proportional to 36,431.58, 50,275.41 and 20,516.16 is: 28,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,431.58 : 50,275.41 = 20,516.16 : x
  2. Step 2: Convert to fraction form
    36,431.58/50,275.41 = 20,516.16/x
  3. Step 3: Cross multiply
    36,431.58x = 50,275.41 × 20,516.16
  4. Step 4: Simplify right side
    36,431.58x = 1,031,458,355.63
  5. Step 5: Solve for x
    x = 1,031,458,355.63/36,431.58
  6. Step 6: Final answer
    x = 28,312.20

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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.