Home / 19,050.57-26,302.63-11,891.39

Finding the Fourth Proportional to 19,050.57, 26,302.63 and 11,891.39

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Solution

The fourth proportional to 19,050.57, 26,302.63 and 11,891.39 is: 16,418.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,050.57 : 26,302.63 = 11,891.39 : x
  2. Step 2: Convert to fraction form
    19,050.57/26,302.63 = 11,891.39/x
  3. Step 3: Cross multiply
    19,050.57x = 26,302.63 × 11,891.39
  4. Step 4: Simplify right side
    19,050.57x = 312,774,831.36
  5. Step 5: Solve for x
    x = 312,774,831.36/19,050.57
  6. Step 6: Final answer
    x = 16,418.14

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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.