Home / 16,720.36-25,058.40-13,952.52

Finding the Fourth Proportional to 16,720.36, 25,058.40 and 13,952.52

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Solution

The fourth proportional to 16,720.36, 25,058.40 and 13,952.52 is: 20,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,720.36 : 25,058.40 = 13,952.52 : x
  2. Step 2: Convert to fraction form
    16,720.36/25,058.40 = 13,952.52/x
  3. Step 3: Cross multiply
    16,720.36x = 25,058.40 × 13,952.52
  4. Step 4: Simplify right side
    16,720.36x = 349,627,827.17
  5. Step 5: Solve for x
    x = 349,627,827.17/16,720.36
  6. Step 6: Final answer
    x = 20,910.30

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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.