Home / 19,178.37-26,466.09-10,680.59

Finding the Fourth Proportional to 19,178.37, 26,466.09 and 10,680.59

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Solution

The fourth proportional to 19,178.37, 26,466.09 and 10,680.59 is: 14,739.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,178.37 : 26,466.09 = 10,680.59 : x
  2. Step 2: Convert to fraction form
    19,178.37/26,466.09 = 10,680.59/x
  3. Step 3: Cross multiply
    19,178.37x = 26,466.09 × 10,680.59
  4. Step 4: Simplify right side
    19,178.37x = 282,673,323.86
  5. Step 5: Solve for x
    x = 282,673,323.86/19,178.37
  6. Step 6: Final answer
    x = 14,739.18

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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.