Home / 22,242.47-33,370.72-9,772.99

Finding the Fourth Proportional to 22,242.47, 33,370.72 and 9,772.99

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Solution

The fourth proportional to 22,242.47, 33,370.72 and 9,772.99 is: 14,662.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,242.47 : 33,370.72 = 9,772.99 : x
  2. Step 2: Convert to fraction form
    22,242.47/33,370.72 = 9,772.99/x
  3. Step 3: Cross multiply
    22,242.47x = 33,370.72 × 9,772.99
  4. Step 4: Simplify right side
    22,242.47x = 326,131,513.99
  5. Step 5: Solve for x
    x = 326,131,513.99/22,242.47
  6. Step 6: Final answer
    x = 14,662.56

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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.