Home / 19,283.93-26,625.62-15,039.74

Finding the Fourth Proportional to 19,283.93, 26,625.62 and 15,039.74

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Solution

The fourth proportional to 19,283.93, 26,625.62 and 15,039.74 is: 20,765.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,283.93 : 26,625.62 = 15,039.74 : x
  2. Step 2: Convert to fraction form
    19,283.93/26,625.62 = 15,039.74/x
  3. Step 3: Cross multiply
    19,283.93x = 26,625.62 × 15,039.74
  4. Step 4: Simplify right side
    19,283.93x = 400,442,356.53
  5. Step 5: Solve for x
    x = 400,442,356.53/19,283.93
  6. Step 6: Final answer
    x = 20,765.59

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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.