Home / 26,549.22-39,830.75-9,909.39

Finding the Fourth Proportional to 26,549.22, 39,830.75 and 9,909.39

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Solution

The fourth proportional to 26,549.22, 39,830.75 and 9,909.39 is: 14,866.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,549.22 : 39,830.75 = 9,909.39 : x
  2. Step 2: Convert to fraction form
    26,549.22/39,830.75 = 9,909.39/x
  3. Step 3: Cross multiply
    26,549.22x = 39,830.75 × 9,909.39
  4. Step 4: Simplify right side
    26,549.22x = 394,698,435.74
  5. Step 5: Solve for x
    x = 394,698,435.74/26,549.22
  6. Step 6: Final answer
    x = 14,866.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.