Home / 13,465.06-20,202.45-6,894.34

Finding the Fourth Proportional to 13,465.06, 20,202.45 and 6,894.34

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Solution

The fourth proportional to 13,465.06, 20,202.45 and 6,894.34 is: 10,344.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465.06 : 20,202.45 = 6,894.34 : x
  2. Step 2: Convert to fraction form
    13,465.06/20,202.45 = 6,894.34/x
  3. Step 3: Cross multiply
    13,465.06x = 20,202.45 × 6,894.34
  4. Step 4: Simplify right side
    13,465.06x = 139,282,559.13
  5. Step 5: Solve for x
    x = 139,282,559.13/13,465.06
  6. Step 6: Final answer
    x = 10,344.00

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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.