Home / 19,239.54-28,848.51-6,756.09

Finding the Fourth Proportional to 19,239.54, 28,848.51 and 6,756.09

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Solution

The fourth proportional to 19,239.54, 28,848.51 and 6,756.09 is: 10,130.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,239.54 : 28,848.51 = 6,756.09 : x
  2. Step 2: Convert to fraction form
    19,239.54/28,848.51 = 6,756.09/x
  3. Step 3: Cross multiply
    19,239.54x = 28,848.51 × 6,756.09
  4. Step 4: Simplify right side
    19,239.54x = 194,903,129.93
  5. Step 5: Solve for x
    x = 194,903,129.93/19,239.54
  6. Step 6: Final answer
    x = 10,130.34

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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.