Home / 19,166.64-26,449.72-10,783.16

Finding the Fourth Proportional to 19,166.64, 26,449.72 and 10,783.16

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Solution

The fourth proportional to 19,166.64, 26,449.72 and 10,783.16 is: 14,880.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166.64 : 26,449.72 = 10,783.16 : x
  2. Step 2: Convert to fraction form
    19,166.64/26,449.72 = 10,783.16/x
  3. Step 3: Cross multiply
    19,166.64x = 26,449.72 × 10,783.16
  4. Step 4: Simplify right side
    19,166.64x = 285,211,562.72
  5. Step 5: Solve for x
    x = 285,211,562.72/19,166.64
  6. Step 6: Final answer
    x = 14,880.62

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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.