Home / 12,831.76-19,246.02-4,511.44

Finding the Fourth Proportional to 12,831.76, 19,246.02 and 4,511.44

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Solution

The fourth proportional to 12,831.76, 19,246.02 and 4,511.44 is: 6,766.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,831.76 : 19,246.02 = 4,511.44 : x
  2. Step 2: Convert to fraction form
    12,831.76/19,246.02 = 4,511.44/x
  3. Step 3: Cross multiply
    12,831.76x = 19,246.02 × 4,511.44
  4. Step 4: Simplify right side
    12,831.76x = 86,827,264.47
  5. Step 5: Solve for x
    x = 86,827,264.47/12,831.76
  6. Step 6: Final answer
    x = 6,766.59

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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.