Home / 12,795.22-19,180.50-6,558.16

Finding the Fourth Proportional to 12,795.22, 19,180.50 and 6,558.16

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Solution

The fourth proportional to 12,795.22, 19,180.50 and 6,558.16 is: 9,830.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,795.22 : 19,180.50 = 6,558.16 : x
  2. Step 2: Convert to fraction form
    12,795.22/19,180.50 = 6,558.16/x
  3. Step 3: Cross multiply
    12,795.22x = 19,180.50 × 6,558.16
  4. Step 4: Simplify right side
    12,795.22x = 125,788,787.88
  5. Step 5: Solve for x
    x = 125,788,787.88/12,795.22
  6. Step 6: Final answer
    x = 9,830.92

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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.