Home / 19,961.93-27,547.25-11,009.81

Finding the Fourth Proportional to 19,961.93, 27,547.25 and 11,009.81

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Solution

The fourth proportional to 19,961.93, 27,547.25 and 11,009.81 is: 15,193.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961.93 : 27,547.25 = 11,009.81 : x
  2. Step 2: Convert to fraction form
    19,961.93/27,547.25 = 11,009.81/x
  3. Step 3: Cross multiply
    19,961.93x = 27,547.25 × 11,009.81
  4. Step 4: Simplify right side
    19,961.93x = 303,289,988.52
  5. Step 5: Solve for x
    x = 303,289,988.52/19,961.93
  6. Step 6: Final answer
    x = 15,193.42

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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.