Home / 13,006.58-19,505.46-4,239.32

Finding the Fourth Proportional to 13,006.58, 19,505.46 and 4,239.32

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Solution

The fourth proportional to 13,006.58, 19,505.46 and 4,239.32 is: 6,357.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,006.58 : 19,505.46 = 4,239.32 : x
  2. Step 2: Convert to fraction form
    13,006.58/19,505.46 = 4,239.32/x
  3. Step 3: Cross multiply
    13,006.58x = 19,505.46 × 4,239.32
  4. Step 4: Simplify right side
    13,006.58x = 82,689,886.69
  5. Step 5: Solve for x
    x = 82,689,886.69/13,006.58
  6. Step 6: Final answer
    x = 6,357.54

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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.