Home / 14,042.40-20,935.82-12,464.67

Finding the Fourth Proportional to 14,042.40, 20,935.82 and 12,464.67

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Solution

The fourth proportional to 14,042.40, 20,935.82 and 12,464.67 is: 18,583.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042.40 : 20,935.82 = 12,464.67 : x
  2. Step 2: Convert to fraction form
    14,042.40/20,935.82 = 12,464.67/x
  3. Step 3: Cross multiply
    14,042.40x = 20,935.82 × 12,464.67
  4. Step 4: Simplify right side
    14,042.40x = 260,958,087.48
  5. Step 5: Solve for x
    x = 260,958,087.48/14,042.40
  6. Step 6: Final answer
    x = 18,583.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.