Home / 36,327.90-54,495.36-14,143.08

Finding the Fourth Proportional to 36,327.90, 54,495.36 and 14,143.08

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Solution

The fourth proportional to 36,327.90, 54,495.36 and 14,143.08 is: 21,215.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,327.90 : 54,495.36 = 14,143.08 : x
  2. Step 2: Convert to fraction form
    36,327.90/54,495.36 = 14,143.08/x
  3. Step 3: Cross multiply
    36,327.90x = 54,495.36 × 14,143.08
  4. Step 4: Simplify right side
    36,327.90x = 770,732,236.11
  5. Step 5: Solve for x
    x = 770,732,236.11/36,327.90
  6. Step 6: Final answer
    x = 21,215.99

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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.