Home / 19,007.10-28,514.70-9,648.36

Finding the Fourth Proportional to 19,007.10, 28,514.70 and 9,648.36

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Solution

The fourth proportional to 19,007.10, 28,514.70 and 9,648.36 is: 14,474.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,007.10 : 28,514.70 = 9,648.36 : x
  2. Step 2: Convert to fraction form
    19,007.10/28,514.70 = 9,648.36/x
  3. Step 3: Cross multiply
    19,007.10x = 28,514.70 × 9,648.36
  4. Step 4: Simplify right side
    19,007.10x = 275,120,090.89
  5. Step 5: Solve for x
    x = 275,120,090.89/19,007.10
  6. Step 6: Final answer
    x = 14,474.60

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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.