Home / 19,125.92-26,393.78-10,742.42

Finding the Fourth Proportional to 19,125.92, 26,393.78 and 10,742.42

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Solution

The fourth proportional to 19,125.92, 26,393.78 and 10,742.42 is: 14,824.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,125.92 : 26,393.78 = 10,742.42 : x
  2. Step 2: Convert to fraction form
    19,125.92/26,393.78 = 10,742.42/x
  3. Step 3: Cross multiply
    19,125.92x = 26,393.78 × 10,742.42
  4. Step 4: Simplify right side
    19,125.92x = 283,533,162.99
  5. Step 5: Solve for x
    x = 283,533,162.99/19,125.92
  6. Step 6: Final answer
    x = 14,824.55

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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.