Home / 39,256.16-54,172.34-22,261.96

Finding the Fourth Proportional to 39,256.16, 54,172.34 and 22,261.96

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Solution

The fourth proportional to 39,256.16, 54,172.34 and 22,261.96 is: 30,720.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,256.16 : 54,172.34 = 22,261.96 : x
  2. Step 2: Convert to fraction form
    39,256.16/54,172.34 = 22,261.96/x
  3. Step 3: Cross multiply
    39,256.16x = 54,172.34 × 22,261.96
  4. Step 4: Simplify right side
    39,256.16x = 1,205,982,195.32
  5. Step 5: Solve for x
    x = 1,205,982,195.32/39,256.16
  6. Step 6: Final answer
    x = 30,720.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.