Home / 39,216.62-58,809.36-14,243.05

Finding the Fourth Proportional to 39,216.62, 58,809.36 and 14,243.05

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Solution

The fourth proportional to 39,216.62, 58,809.36 and 14,243.05 is: 21,358.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,216.62 : 58,809.36 = 14,243.05 : x
  2. Step 2: Convert to fraction form
    39,216.62/58,809.36 = 14,243.05/x
  3. Step 3: Cross multiply
    39,216.62x = 58,809.36 × 14,243.05
  4. Step 4: Simplify right side
    39,216.62x = 837,624,360.90
  5. Step 5: Solve for x
    x = 837,624,360.90/39,216.62
  6. Step 6: Final answer
    x = 21,358.91

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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.