Home / 18,943.63-26,132.61-14,459.60

Finding the Fourth Proportional to 18,943.63, 26,132.61 and 14,459.60

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Solution

The fourth proportional to 18,943.63, 26,132.61 and 14,459.60 is: 19,946.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,943.63 : 26,132.61 = 14,459.60 : x
  2. Step 2: Convert to fraction form
    18,943.63/26,132.61 = 14,459.60/x
  3. Step 3: Cross multiply
    18,943.63x = 26,132.61 × 14,459.60
  4. Step 4: Simplify right side
    18,943.63x = 377,867,087.56
  5. Step 5: Solve for x
    x = 377,867,087.56/18,943.63
  6. Step 6: Final answer
    x = 19,946.92

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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.