Home / 39,216.90-58,826.73-12,563.70

Finding the Fourth Proportional to 39,216.90, 58,826.73 and 12,563.70

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Solution

The fourth proportional to 39,216.90, 58,826.73 and 12,563.70 is: 18,845.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,216.90 : 58,826.73 = 12,563.70 : x
  2. Step 2: Convert to fraction form
    39,216.90/58,826.73 = 12,563.70/x
  3. Step 3: Cross multiply
    39,216.90x = 58,826.73 × 12,563.70
  4. Step 4: Simplify right side
    39,216.90x = 739,081,344.33
  5. Step 5: Solve for x
    x = 739,081,344.33/39,216.90
  6. Step 6: Final answer
    x = 18,845.99

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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.