Home / 19,278.24-26,600.88-10,893.60

Finding the Fourth Proportional to 19,278.24, 26,600.88 and 10,893.60

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Solution

The fourth proportional to 19,278.24, 26,600.88 and 10,893.60 is: 15,031.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,278.24 : 26,600.88 = 10,893.60 : x
  2. Step 2: Convert to fraction form
    19,278.24/26,600.88 = 10,893.60/x
  3. Step 3: Cross multiply
    19,278.24x = 26,600.88 × 10,893.60
  4. Step 4: Simplify right side
    19,278.24x = 289,779,346.37
  5. Step 5: Solve for x
    x = 289,779,346.37/19,278.24
  6. Step 6: Final answer
    x = 15,031.42

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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.