Home / 23,778.32-32,806.64-13,705.38

Finding the Fourth Proportional to 23,778.32, 32,806.64 and 13,705.38

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Solution

The fourth proportional to 23,778.32, 32,806.64 and 13,705.38 is: 18,909.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,778.32 : 32,806.64 = 13,705.38 : x
  2. Step 2: Convert to fraction form
    23,778.32/32,806.64 = 13,705.38/x
  3. Step 3: Cross multiply
    23,778.32x = 32,806.64 × 13,705.38
  4. Step 4: Simplify right side
    23,778.32x = 449,627,501.99
  5. Step 5: Solve for x
    x = 449,627,501.99/23,778.32
  6. Step 6: Final answer
    x = 18,909.14

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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.