Home / 38,889.49-58,334.41-13,588.90

Finding the Fourth Proportional to 38,889.49, 58,334.41 and 13,588.90

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Solution

The fourth proportional to 38,889.49, 58,334.41 and 13,588.90 is: 20,383.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,889.49 : 58,334.41 = 13,588.90 : x
  2. Step 2: Convert to fraction form
    38,889.49/58,334.41 = 13,588.90/x
  3. Step 3: Cross multiply
    38,889.49x = 58,334.41 × 13,588.90
  4. Step 4: Simplify right side
    38,889.49x = 792,700,464.05
  5. Step 5: Solve for x
    x = 792,700,464.05/38,889.49
  6. Step 6: Final answer
    x = 20,383.41

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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.