Home / 14,460.89-19,954.40-8,173.26

Finding the Fourth Proportional to 14,460.89, 19,954.40 and 8,173.26

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Solution

The fourth proportional to 14,460.89, 19,954.40 and 8,173.26 is: 11,278.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,460.89 : 19,954.40 = 8,173.26 : x
  2. Step 2: Convert to fraction form
    14,460.89/19,954.40 = 8,173.26/x
  3. Step 3: Cross multiply
    14,460.89x = 19,954.40 × 8,173.26
  4. Step 4: Simplify right side
    14,460.89x = 163,092,458.48
  5. Step 5: Solve for x
    x = 163,092,458.48/14,460.89
  6. Step 6: Final answer
    x = 11,278.18

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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.