Home / 13,252.98-18,305.15-9,662.25

Finding the Fourth Proportional to 13,252.98, 18,305.15 and 9,662.25

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Solution

The fourth proportional to 13,252.98, 18,305.15 and 9,662.25 is: 13,345.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252.98 : 18,305.15 = 9,662.25 : x
  2. Step 2: Convert to fraction form
    13,252.98/18,305.15 = 9,662.25/x
  3. Step 3: Cross multiply
    13,252.98x = 18,305.15 × 9,662.25
  4. Step 4: Simplify right side
    13,252.98x = 176,868,887.28
  5. Step 5: Solve for x
    x = 176,868,887.28/13,252.98
  6. Step 6: Final answer
    x = 13,345.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.