Home / 36,242.08-54,288.88-21,406.08

Finding the Fourth Proportional to 36,242.08, 54,288.88 and 21,406.08

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Solution

The fourth proportional to 36,242.08, 54,288.88 and 21,406.08 is: 32,065.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,242.08 : 54,288.88 = 21,406.08 : x
  2. Step 2: Convert to fraction form
    36,242.08/54,288.88 = 21,406.08/x
  3. Step 3: Cross multiply
    36,242.08x = 54,288.88 × 21,406.08
  4. Step 4: Simplify right side
    36,242.08x = 1,162,112,108.39
  5. Step 5: Solve for x
    x = 1,162,112,108.39/36,242.08
  6. Step 6: Final answer
    x = 32,065.27

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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.