Home / 39,019.64-58,529.46-18,257.72

Finding the Fourth Proportional to 39,019.64, 58,529.46 and 18,257.72

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Solution

The fourth proportional to 39,019.64, 58,529.46 and 18,257.72 is: 27,386.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,019.64 : 58,529.46 = 18,257.72 : x
  2. Step 2: Convert to fraction form
    39,019.64/58,529.46 = 18,257.72/x
  3. Step 3: Cross multiply
    39,019.64x = 58,529.46 × 18,257.72
  4. Step 4: Simplify right side
    39,019.64x = 1,068,614,492.43
  5. Step 5: Solve for x
    x = 1,068,614,492.43/39,019.64
  6. Step 6: Final answer
    x = 27,386.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.