Home / 19,016.16-28,514.04-10,585.32

Finding the Fourth Proportional to 19,016.16, 28,514.04 and 10,585.32

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Solution

The fourth proportional to 19,016.16, 28,514.04 and 10,585.32 is: 15,872.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,016.16 : 28,514.04 = 10,585.32 : x
  2. Step 2: Convert to fraction form
    19,016.16/28,514.04 = 10,585.32/x
  3. Step 3: Cross multiply
    19,016.16x = 28,514.04 × 10,585.32
  4. Step 4: Simplify right side
    19,016.16x = 301,830,237.89
  5. Step 5: Solve for x
    x = 301,830,237.89/19,016.16
  6. Step 6: Final answer
    x = 15,872.30

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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.