Home / 19,026.48-28,541.34-4,986.48

Finding the Fourth Proportional to 19,026.48, 28,541.34 and 4,986.48

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Solution

The fourth proportional to 19,026.48, 28,541.34 and 4,986.48 is: 7,480.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026.48 : 28,541.34 = 4,986.48 : x
  2. Step 2: Convert to fraction form
    19,026.48/28,541.34 = 4,986.48/x
  3. Step 3: Cross multiply
    19,026.48x = 28,541.34 × 4,986.48
  4. Step 4: Simplify right side
    19,026.48x = 142,320,821.08
  5. Step 5: Solve for x
    x = 142,320,821.08/19,026.48
  6. Step 6: Final answer
    x = 7,480.14

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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.