Home / 19,166.76-26,448.74-10,783.08

Finding the Fourth Proportional to 19,166.76, 26,448.74 and 10,783.08

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Solution

The fourth proportional to 19,166.76, 26,448.74 and 10,783.08 is: 14,879.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166.76 : 26,448.74 = 10,783.08 : x
  2. Step 2: Convert to fraction form
    19,166.76/26,448.74 = 10,783.08/x
  3. Step 3: Cross multiply
    19,166.76x = 26,448.74 × 10,783.08
  4. Step 4: Simplify right side
    19,166.76x = 285,198,879.32
  5. Step 5: Solve for x
    x = 285,198,879.32/19,166.76
  6. Step 6: Final answer
    x = 14,879.87

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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.