Home / 18,985.44-26,199.81-10,601.94

Finding the Fourth Proportional to 18,985.44, 26,199.81 and 10,601.94

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Solution

The fourth proportional to 18,985.44, 26,199.81 and 10,601.94 is: 14,630.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,985.44 : 26,199.81 = 10,601.94 : x
  2. Step 2: Convert to fraction form
    18,985.44/26,199.81 = 10,601.94/x
  3. Step 3: Cross multiply
    18,985.44x = 26,199.81 × 10,601.94
  4. Step 4: Simplify right side
    18,985.44x = 277,768,813.63
  5. Step 5: Solve for x
    x = 277,768,813.63/18,985.44
  6. Step 6: Final answer
    x = 14,630.62

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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.