Home / 14,056.44-19,409.06-8,686.68

Finding the Fourth Proportional to 14,056.44, 19,409.06 and 8,686.68

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Solution

The fourth proportional to 14,056.44, 19,409.06 and 8,686.68 is: 11,994.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,056.44 : 19,409.06 = 8,686.68 : x
  2. Step 2: Convert to fraction form
    14,056.44/19,409.06 = 8,686.68/x
  3. Step 3: Cross multiply
    14,056.44x = 19,409.06 × 8,686.68
  4. Step 4: Simplify right side
    14,056.44x = 168,600,293.32
  5. Step 5: Solve for x
    x = 168,600,293.32/14,056.44
  6. Step 6: Final answer
    x = 11,994.52

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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.