Home / 19,408.40-26,785.82-10,795.45

Finding the Fourth Proportional to 19,408.40, 26,785.82 and 10,795.45

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Solution

The fourth proportional to 19,408.40, 26,785.82 and 10,795.45 is: 14,898.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408.40 : 26,785.82 = 10,795.45 : x
  2. Step 2: Convert to fraction form
    19,408.40/26,785.82 = 10,795.45/x
  3. Step 3: Cross multiply
    19,408.40x = 26,785.82 × 10,795.45
  4. Step 4: Simplify right side
    19,408.40x = 289,164,980.52
  5. Step 5: Solve for x
    x = 289,164,980.52/19,408.40
  6. Step 6: Final answer
    x = 14,898.96

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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.