Home / 14,192.48-19,579.73-9,156.11

Finding the Fourth Proportional to 14,192.48, 19,579.73 and 9,156.11

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Solution

The fourth proportional to 14,192.48, 19,579.73 and 9,156.11 is: 12,631.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192.48 : 19,579.73 = 9,156.11 : x
  2. Step 2: Convert to fraction form
    14,192.48/19,579.73 = 9,156.11/x
  3. Step 3: Cross multiply
    14,192.48x = 19,579.73 × 9,156.11
  4. Step 4: Simplify right side
    14,192.48x = 179,274,017.97
  5. Step 5: Solve for x
    x = 179,274,017.97/14,192.48
  6. Step 6: Final answer
    x = 12,631.62

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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.