Home / 19,756.89-27,267.06-11,262.11

Finding the Fourth Proportional to 19,756.89, 27,267.06 and 11,262.11

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Solution

The fourth proportional to 19,756.89, 27,267.06 and 11,262.11 is: 15,543.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,756.89 : 27,267.06 = 11,262.11 : x
  2. Step 2: Convert to fraction form
    19,756.89/27,267.06 = 11,262.11/x
  3. Step 3: Cross multiply
    19,756.89x = 27,267.06 × 11,262.11
  4. Step 4: Simplify right side
    19,756.89x = 307,084,629.10
  5. Step 5: Solve for x
    x = 307,084,629.10/19,756.89
  6. Step 6: Final answer
    x = 15,543.17

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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.