Home / 19,237.73-28,859.63-8,144.48

Finding the Fourth Proportional to 19,237.73, 28,859.63 and 8,144.48

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Solution

The fourth proportional to 19,237.73, 28,859.63 and 8,144.48 is: 12,218.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,237.73 : 28,859.63 = 8,144.48 : x
  2. Step 2: Convert to fraction form
    19,237.73/28,859.63 = 8,144.48/x
  3. Step 3: Cross multiply
    19,237.73x = 28,859.63 × 8,144.48
  4. Step 4: Simplify right side
    19,237.73x = 235,046,710.77
  5. Step 5: Solve for x
    x = 235,046,710.77/19,237.73
  6. Step 6: Final answer
    x = 12,218.01

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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.