Home / 18,653.06-25,741.23-10,269.50

Finding the Fourth Proportional to 18,653.06, 25,741.23 and 10,269.50

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Solution

The fourth proportional to 18,653.06, 25,741.23 and 10,269.50 is: 14,171.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,653.06 : 25,741.23 = 10,269.50 : x
  2. Step 2: Convert to fraction form
    18,653.06/25,741.23 = 10,269.50/x
  3. Step 3: Cross multiply
    18,653.06x = 25,741.23 × 10,269.50
  4. Step 4: Simplify right side
    18,653.06x = 264,349,561.49
  5. Step 5: Solve for x
    x = 264,349,561.49/18,653.06
  6. Step 6: Final answer
    x = 14,171.91

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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.