Home / 39,143.61-53,965.31-26,546.49

Finding the Fourth Proportional to 39,143.61, 53,965.31 and 26,546.49

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Solution

The fourth proportional to 39,143.61, 53,965.31 and 26,546.49 is: 36,598.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,143.61 : 53,965.31 = 26,546.49 : x
  2. Step 2: Convert to fraction form
    39,143.61/53,965.31 = 26,546.49/x
  3. Step 3: Cross multiply
    39,143.61x = 53,965.31 × 26,546.49
  4. Step 4: Simplify right side
    39,143.61x = 1,432,589,429.53
  5. Step 5: Solve for x
    x = 1,432,589,429.53/39,143.61
  6. Step 6: Final answer
    x = 36,598.30

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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.