Home / 13,594.21-18,778.06-10,647.02

Finding the Fourth Proportional to 13,594.21, 18,778.06 and 10,647.02

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Solution

The fourth proportional to 13,594.21, 18,778.06 and 10,647.02 is: 14,707.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594.21 : 18,778.06 = 10,647.02 : x
  2. Step 2: Convert to fraction form
    13,594.21/18,778.06 = 10,647.02/x
  3. Step 3: Cross multiply
    13,594.21x = 18,778.06 × 10,647.02
  4. Step 4: Simplify right side
    13,594.21x = 199,930,440.64
  5. Step 5: Solve for x
    x = 199,930,440.64/13,594.21
  6. Step 6: Final answer
    x = 14,707.03

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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.