Home / 19,010.07-28,515.48-5,862.42

Finding the Fourth Proportional to 19,010.07, 28,515.48 and 5,862.42

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Solution

The fourth proportional to 19,010.07, 28,515.48 and 5,862.42 is: 8,793.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010.07 : 28,515.48 = 5,862.42 : x
  2. Step 2: Convert to fraction form
    19,010.07/28,515.48 = 5,862.42/x
  3. Step 3: Cross multiply
    19,010.07x = 28,515.48 × 5,862.42
  4. Step 4: Simplify right side
    19,010.07x = 167,169,720.26
  5. Step 5: Solve for x
    x = 167,169,720.26/19,010.07
  6. Step 6: Final answer
    x = 8,793.75

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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.