Home / 19,024.81-28,539.79-17,975.54

Finding the Fourth Proportional to 19,024.81, 28,539.79 and 17,975.54

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Solution

The fourth proportional to 19,024.81, 28,539.79 and 17,975.54 is: 26,965.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,024.81 : 28,539.79 = 17,975.54 : x
  2. Step 2: Convert to fraction form
    19,024.81/28,539.79 = 17,975.54/x
  3. Step 3: Cross multiply
    19,024.81x = 28,539.79 × 17,975.54
  4. Step 4: Simplify right side
    19,024.81x = 513,018,163.15
  5. Step 5: Solve for x
    x = 513,018,163.15/19,024.81
  6. Step 6: Final answer
    x = 26,965.75

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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.