Home / 19,168-26,448.96-10,784.32

Finding the Fourth Proportional to 19,168, 26,448.96 and 10,784.32

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Solution

The fourth proportional to 19,168, 26,448.96 and 10,784.32 is: 14,880.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,168 : 26,448.96 = 10,784.32 : x
  2. Step 2: Convert to fraction form
    19,168/26,448.96 = 10,784.32/x
  3. Step 3: Cross multiply
    19,168x = 26,448.96 × 10,784.32
  4. Step 4: Simplify right side
    19,168x = 285,234,048.31
  5. Step 5: Solve for x
    x = 285,234,048.31/19,168
  6. Step 6: Final answer
    x = 14,880.74

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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.