Home / 19,024.20-28,542.40-7,932.06

Finding the Fourth Proportional to 19,024.20, 28,542.40 and 7,932.06

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Solution

The fourth proportional to 19,024.20, 28,542.40 and 7,932.06 is: 11,900.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,024.20 : 28,542.40 = 7,932.06 : x
  2. Step 2: Convert to fraction form
    19,024.20/28,542.40 = 7,932.06/x
  3. Step 3: Cross multiply
    19,024.20x = 28,542.40 × 7,932.06
  4. Step 4: Simplify right side
    19,024.20x = 226,400,009.51
  5. Step 5: Solve for x
    x = 226,400,009.51/19,024.20
  6. Step 6: Final answer
    x = 11,900.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.