Home / 39,253.64-54,168.86-22,259.43

Finding the Fourth Proportional to 39,253.64, 54,168.86 and 22,259.43

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Solution

The fourth proportional to 39,253.64, 54,168.86 and 22,259.43 is: 30,717.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,253.64 : 54,168.86 = 22,259.43 : x
  2. Step 2: Convert to fraction form
    39,253.64/54,168.86 = 22,259.43/x
  3. Step 3: Cross multiply
    39,253.64x = 54,168.86 × 22,259.43
  4. Step 4: Simplify right side
    39,253.64x = 1,205,767,620.86
  5. Step 5: Solve for x
    x = 1,205,767,620.86/39,253.64
  6. Step 6: Final answer
    x = 30,717.35

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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.