Home / 39,638.25-59,415.48-14,662.26

Finding the Fourth Proportional to 39,638.25, 59,415.48 and 14,662.26

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Solution

The fourth proportional to 39,638.25, 59,415.48 and 14,662.26 is: 21,977.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,638.25 : 59,415.48 = 14,662.26 : x
  2. Step 2: Convert to fraction form
    39,638.25/59,415.48 = 14,662.26/x
  3. Step 3: Cross multiply
    39,638.25x = 59,415.48 × 14,662.26
  4. Step 4: Simplify right side
    39,638.25x = 871,165,215.78
  5. Step 5: Solve for x
    x = 871,165,215.78/39,638.25
  6. Step 6: Final answer
    x = 21,977.89

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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.