Home / 36,493.16-50,373.06-21,390.68

Finding the Fourth Proportional to 36,493.16, 50,373.06 and 21,390.68

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Solution

The fourth proportional to 36,493.16, 50,373.06 and 21,390.68 is: 29,526.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,493.16 : 50,373.06 = 21,390.68 : x
  2. Step 2: Convert to fraction form
    36,493.16/50,373.06 = 21,390.68/x
  3. Step 3: Cross multiply
    36,493.16x = 50,373.06 × 21,390.68
  4. Step 4: Simplify right side
    36,493.16x = 1,077,514,007.08
  5. Step 5: Solve for x
    x = 1,077,514,007.08/36,493.16
  6. Step 6: Final answer
    x = 29,526.46

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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.