Home / 22,520.90-33,777.88-7,528.28

Finding the Fourth Proportional to 22,520.90, 33,777.88 and 7,528.28

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Solution

The fourth proportional to 22,520.90, 33,777.88 and 7,528.28 is: 11,291.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,520.90 : 33,777.88 = 7,528.28 : x
  2. Step 2: Convert to fraction form
    22,520.90/33,777.88 = 7,528.28/x
  3. Step 3: Cross multiply
    22,520.90x = 33,777.88 × 7,528.28
  4. Step 4: Simplify right side
    22,520.90x = 254,289,150.74
  5. Step 5: Solve for x
    x = 254,289,150.74/22,520.90
  6. Step 6: Final answer
    x = 11,291.25

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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.