Home / 22,422.48-33,589.44-13,038.90

Finding the Fourth Proportional to 22,422.48, 33,589.44 and 13,038.90

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Solution

The fourth proportional to 22,422.48, 33,589.44 and 13,038.90 is: 19,532.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,422.48 : 33,589.44 = 13,038.90 : x
  2. Step 2: Convert to fraction form
    22,422.48/33,589.44 = 13,038.90/x
  3. Step 3: Cross multiply
    22,422.48x = 33,589.44 × 13,038.90
  4. Step 4: Simplify right side
    22,422.48x = 437,969,349.22
  5. Step 5: Solve for x
    x = 437,969,349.22/22,422.48
  6. Step 6: Final answer
    x = 19,532.60

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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.