Home / 19,512.80-26,924.93-10,899.08

Finding the Fourth Proportional to 19,512.80, 26,924.93 and 10,899.08

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Solution

The fourth proportional to 19,512.80, 26,924.93 and 10,899.08 is: 15,039.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,512.80 : 26,924.93 = 10,899.08 : x
  2. Step 2: Convert to fraction form
    19,512.80/26,924.93 = 10,899.08/x
  3. Step 3: Cross multiply
    19,512.80x = 26,924.93 × 10,899.08
  4. Step 4: Simplify right side
    19,512.80x = 293,456,831.44
  5. Step 5: Solve for x
    x = 293,456,831.44/19,512.80
  6. Step 6: Final answer
    x = 15,039.20

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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.