Home / 12,726.04-19,090.88-4,831.52

Finding the Fourth Proportional to 12,726.04, 19,090.88 and 4,831.52

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Solution

The fourth proportional to 12,726.04, 19,090.88 and 4,831.52 is: 7,247.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726.04 : 19,090.88 = 4,831.52 : x
  2. Step 2: Convert to fraction form
    12,726.04/19,090.88 = 4,831.52/x
  3. Step 3: Cross multiply
    12,726.04x = 19,090.88 × 4,831.52
  4. Step 4: Simplify right side
    12,726.04x = 92,237,968.54
  5. Step 5: Solve for x
    x = 92,237,968.54/12,726.04
  6. Step 6: Final answer
    x = 7,247.97

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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.