Home / 13,868.73-19,152.84-8,835.23

Finding the Fourth Proportional to 13,868.73, 19,152.84 and 8,835.23

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Solution

The fourth proportional to 13,868.73, 19,152.84 and 8,835.23 is: 12,201.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,868.73 : 19,152.84 = 8,835.23 : x
  2. Step 2: Convert to fraction form
    13,868.73/19,152.84 = 8,835.23/x
  3. Step 3: Cross multiply
    13,868.73x = 19,152.84 × 8,835.23
  4. Step 4: Simplify right side
    13,868.73x = 169,219,650.79
  5. Step 5: Solve for x
    x = 169,219,650.79/13,868.73
  6. Step 6: Final answer
    x = 12,201.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.