Home / 19,928.03-27,501.02-10,974.89

Finding the Fourth Proportional to 19,928.03, 27,501.02 and 10,974.89

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Solution

The fourth proportional to 19,928.03, 27,501.02 and 10,974.89 is: 15,145.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928.03 : 27,501.02 = 10,974.89 : x
  2. Step 2: Convert to fraction form
    19,928.03/27,501.02 = 10,974.89/x
  3. Step 3: Cross multiply
    19,928.03x = 27,501.02 × 10,974.89
  4. Step 4: Simplify right side
    19,928.03x = 301,820,724.42
  5. Step 5: Solve for x
    x = 301,820,724.42/19,928.03
  6. Step 6: Final answer
    x = 15,145.54

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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.