Home / 36,058.96-49,762.38-20,145.16

Finding the Fourth Proportional to 36,058.96, 49,762.38 and 20,145.16

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Solution

The fourth proportional to 36,058.96, 49,762.38 and 20,145.16 is: 27,800.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,058.96 : 49,762.38 = 20,145.16 : x
  2. Step 2: Convert to fraction form
    36,058.96/49,762.38 = 20,145.16/x
  3. Step 3: Cross multiply
    36,058.96x = 49,762.38 × 20,145.16
  4. Step 4: Simplify right side
    36,058.96x = 1,002,471,107.08
  5. Step 5: Solve for x
    x = 1,002,471,107.08/36,058.96
  6. Step 6: Final answer
    x = 27,800.89

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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.