Home / 13,055.52-19,576.80-4,735.20

Finding the Fourth Proportional to 13,055.52, 19,576.80 and 4,735.20

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Solution

The fourth proportional to 13,055.52, 19,576.80 and 4,735.20 is: 7,100.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,055.52 : 19,576.80 = 4,735.20 : x
  2. Step 2: Convert to fraction form
    13,055.52/19,576.80 = 4,735.20/x
  3. Step 3: Cross multiply
    13,055.52x = 19,576.80 × 4,735.20
  4. Step 4: Simplify right side
    13,055.52x = 92,700,063.36
  5. Step 5: Solve for x
    x = 92,700,063.36/13,055.52
  6. Step 6: Final answer
    x = 7,100.45

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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.