Home / 13,048.79-19,576.22-4,283.18

Finding the Fourth Proportional to 13,048.79, 19,576.22 and 4,283.18

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Solution

The fourth proportional to 13,048.79, 19,576.22 and 4,283.18 is: 6,425.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,048.79 : 19,576.22 = 4,283.18 : x
  2. Step 2: Convert to fraction form
    13,048.79/19,576.22 = 4,283.18/x
  3. Step 3: Cross multiply
    13,048.79x = 19,576.22 × 4,283.18
  4. Step 4: Simplify right side
    13,048.79x = 83,848,354.68
  5. Step 5: Solve for x
    x = 83,848,354.68/13,048.79
  6. Step 6: Final answer
    x = 6,425.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.