Home / 36,440.01-54,647.80-13,945.45

Finding the Fourth Proportional to 36,440.01, 54,647.80 and 13,945.45

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Solution

The fourth proportional to 36,440.01, 54,647.80 and 13,945.45 is: 20,913.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,440.01 : 54,647.80 = 13,945.45 : x
  2. Step 2: Convert to fraction form
    36,440.01/54,647.80 = 13,945.45/x
  3. Step 3: Cross multiply
    36,440.01x = 54,647.80 × 13,945.45
  4. Step 4: Simplify right side
    36,440.01x = 762,087,948.80
  5. Step 5: Solve for x
    x = 762,087,948.80/36,440.01
  6. Step 6: Final answer
    x = 20,913.49

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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.