Home / 19,042.02-28,560.21-7,353.78

Finding the Fourth Proportional to 19,042.02, 28,560.21 and 7,353.78

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Solution

The fourth proportional to 19,042.02, 28,560.21 and 7,353.78 is: 11,029.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,042.02 : 28,560.21 = 7,353.78 : x
  2. Step 2: Convert to fraction form
    19,042.02/28,560.21 = 7,353.78/x
  3. Step 3: Cross multiply
    19,042.02x = 28,560.21 × 7,353.78
  4. Step 4: Simplify right side
    19,042.02x = 210,025,501.09
  5. Step 5: Solve for x
    x = 210,025,501.09/19,042.02
  6. Step 6: Final answer
    x = 11,029.58

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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.