Home / 39,653.76-54,724.68-26,201.40

Finding the Fourth Proportional to 39,653.76, 54,724.68 and 26,201.40

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Solution

The fourth proportional to 39,653.76, 54,724.68 and 26,201.40 is: 36,159.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,653.76 : 54,724.68 = 26,201.40 : x
  2. Step 2: Convert to fraction form
    39,653.76/54,724.68 = 26,201.40/x
  3. Step 3: Cross multiply
    39,653.76x = 54,724.68 × 26,201.40
  4. Step 4: Simplify right side
    39,653.76x = 1,433,863,230.55
  5. Step 5: Solve for x
    x = 1,433,863,230.55/39,653.76
  6. Step 6: Final answer
    x = 36,159.58

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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.