Home / 13,480.35-18,597.58-9,007.03

Finding the Fourth Proportional to 13,480.35, 18,597.58 and 9,007.03

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Solution

The fourth proportional to 13,480.35, 18,597.58 and 9,007.03 is: 12,426.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,480.35 : 18,597.58 = 9,007.03 : x
  2. Step 2: Convert to fraction form
    13,480.35/18,597.58 = 9,007.03/x
  3. Step 3: Cross multiply
    13,480.35x = 18,597.58 × 9,007.03
  4. Step 4: Simplify right side
    13,480.35x = 167,508,868.00
  5. Step 5: Solve for x
    x = 167,508,868.00/13,480.35
  6. Step 6: Final answer
    x = 12,426.15

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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.