Home / 25,786.89-35,583.44-14,455.67

Finding the Fourth Proportional to 25,786.89, 35,583.44 and 14,455.67

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Solution

The fourth proportional to 25,786.89, 35,583.44 and 14,455.67 is: 19,947.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,786.89 : 35,583.44 = 14,455.67 : x
  2. Step 2: Convert to fraction form
    25,786.89/35,583.44 = 14,455.67/x
  3. Step 3: Cross multiply
    25,786.89x = 35,583.44 × 14,455.67
  4. Step 4: Simplify right side
    25,786.89x = 514,382,215.91
  5. Step 5: Solve for x
    x = 514,382,215.91/25,786.89
  6. Step 6: Final answer
    x = 19,947.43

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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.