Home / 19,054.48-28,571.24-5,903.20

Finding the Fourth Proportional to 19,054.48, 28,571.24 and 5,903.20

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Solution

The fourth proportional to 19,054.48, 28,571.24 and 5,903.20 is: 8,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,054.48 : 28,571.24 = 5,903.20 : x
  2. Step 2: Convert to fraction form
    19,054.48/28,571.24 = 5,903.20/x
  3. Step 3: Cross multiply
    19,054.48x = 28,571.24 × 5,903.20
  4. Step 4: Simplify right side
    19,054.48x = 168,661,743.97
  5. Step 5: Solve for x
    x = 168,661,743.97/19,054.48
  6. Step 6: Final answer
    x = 8,851.55

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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.