Home / 22,288.78-33,444.20-10,443.41

Finding the Fourth Proportional to 22,288.78, 33,444.20 and 10,443.41

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Solution

The fourth proportional to 22,288.78, 33,444.20 and 10,443.41 is: 15,670.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,288.78 : 33,444.20 = 10,443.41 : x
  2. Step 2: Convert to fraction form
    22,288.78/33,444.20 = 10,443.41/x
  3. Step 3: Cross multiply
    22,288.78x = 33,444.20 × 10,443.41
  4. Step 4: Simplify right side
    22,288.78x = 349,271,351.61
  5. Step 5: Solve for x
    x = 349,271,351.61/22,288.78
  6. Step 6: Final answer
    x = 15,670.28

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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.