Home / 36,430.21-54,647.48-11,471.05

Finding the Fourth Proportional to 36,430.21, 54,647.48 and 11,471.05

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Solution

The fourth proportional to 36,430.21, 54,647.48 and 11,471.05 is: 17,207.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,430.21 : 54,647.48 = 11,471.05 : x
  2. Step 2: Convert to fraction form
    36,430.21/54,647.48 = 11,471.05/x
  3. Step 3: Cross multiply
    36,430.21x = 54,647.48 × 11,471.05
  4. Step 4: Simplify right side
    36,430.21x = 626,863,918.10
  5. Step 5: Solve for x
    x = 626,863,918.10/36,430.21
  6. Step 6: Final answer
    x = 17,207.26

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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.