Home / 39,698.46-54,788.24-22,704.28

Finding the Fourth Proportional to 39,698.46, 54,788.24 and 22,704.28

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Solution

The fourth proportional to 39,698.46, 54,788.24 and 22,704.28 is: 31,334.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,698.46 : 54,788.24 = 22,704.28 : x
  2. Step 2: Convert to fraction form
    39,698.46/54,788.24 = 22,704.28/x
  3. Step 3: Cross multiply
    39,698.46x = 54,788.24 × 22,704.28
  4. Step 4: Simplify right side
    39,698.46x = 1,243,927,541.67
  5. Step 5: Solve for x
    x = 1,243,927,541.67/39,698.46
  6. Step 6: Final answer
    x = 31,334.40

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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.