Home / 19,641.27-27,102.76-11,574.41

Finding the Fourth Proportional to 19,641.27, 27,102.76 and 11,574.41

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Solution

The fourth proportional to 19,641.27, 27,102.76 and 11,574.41 is: 15,971.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,641.27 : 27,102.76 = 11,574.41 : x
  2. Step 2: Convert to fraction form
    19,641.27/27,102.76 = 11,574.41/x
  3. Step 3: Cross multiply
    19,641.27x = 27,102.76 × 11,574.41
  4. Step 4: Simplify right side
    19,641.27x = 313,698,509.48
  5. Step 5: Solve for x
    x = 313,698,509.48/19,641.27
  6. Step 6: Final answer
    x = 15,971.39

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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.