Home / 35,373.99-48,794.76-21,764.36

Finding the Fourth Proportional to 35,373.99, 48,794.76 and 21,764.36

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Solution

The fourth proportional to 35,373.99, 48,794.76 and 21,764.36 is: 30,021.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,373.99 : 48,794.76 = 21,764.36 : x
  2. Step 2: Convert to fraction form
    35,373.99/48,794.76 = 21,764.36/x
  3. Step 3: Cross multiply
    35,373.99x = 48,794.76 × 21,764.36
  4. Step 4: Simplify right side
    35,373.99x = 1,061,986,722.75
  5. Step 5: Solve for x
    x = 1,061,986,722.75/35,373.99
  6. Step 6: Final answer
    x = 30,021.68

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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.