Home / 18,417.42-27,626.09-5,269.77

Finding the Fourth Proportional to 18,417.42, 27,626.09 and 5,269.77

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Solution

The fourth proportional to 18,417.42, 27,626.09 and 5,269.77 is: 7,904.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,417.42 : 27,626.09 = 5,269.77 : x
  2. Step 2: Convert to fraction form
    18,417.42/27,626.09 = 5,269.77/x
  3. Step 3: Cross multiply
    18,417.42x = 27,626.09 × 5,269.77
  4. Step 4: Simplify right side
    18,417.42x = 145,583,113.95
  5. Step 5: Solve for x
    x = 145,583,113.95/18,417.42
  6. Step 6: Final answer
    x = 7,904.64

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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.