Home / 22,000.36-33,002.16-6,418.40

Finding the Fourth Proportional to 22,000.36, 33,002.16 and 6,418.40

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Solution

The fourth proportional to 22,000.36, 33,002.16 and 6,418.40 is: 9,628.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,000.36 : 33,002.16 = 6,418.40 : x
  2. Step 2: Convert to fraction form
    22,000.36/33,002.16 = 6,418.40/x
  3. Step 3: Cross multiply
    22,000.36x = 33,002.16 × 6,418.40
  4. Step 4: Simplify right side
    22,000.36x = 211,821,063.74
  5. Step 5: Solve for x
    x = 211,821,063.74/22,000.36
  6. Step 6: Final answer
    x = 9,628.07

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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.