Home / 18,964.29-26,170.74-10,580.79

Finding the Fourth Proportional to 18,964.29, 26,170.74 and 10,580.79

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Solution

The fourth proportional to 18,964.29, 26,170.74 and 10,580.79 is: 14,601.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,964.29 : 26,170.74 = 10,580.79 : x
  2. Step 2: Convert to fraction form
    18,964.29/26,170.74 = 10,580.79/x
  3. Step 3: Cross multiply
    18,964.29x = 26,170.74 × 10,580.79
  4. Step 4: Simplify right side
    18,964.29x = 276,907,104.08
  5. Step 5: Solve for x
    x = 276,907,104.08/18,964.29
  6. Step 6: Final answer
    x = 14,601.50

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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.