Home / 19,012.07-28,518.48-5,864.42

Finding the Fourth Proportional to 19,012.07, 28,518.48 and 5,864.42

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Solution

The fourth proportional to 19,012.07, 28,518.48 and 5,864.42 is: 8,796.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.07 : 28,518.48 = 5,864.42 : x
  2. Step 2: Convert to fraction form
    19,012.07/28,518.48 = 5,864.42/x
  3. Step 3: Cross multiply
    19,012.07x = 28,518.48 × 5,864.42
  4. Step 4: Simplify right side
    19,012.07x = 167,244,344.48
  5. Step 5: Solve for x
    x = 167,244,344.48/19,012.07
  6. Step 6: Final answer
    x = 8,796.75

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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.