Home / 19,005.59-28,511.81-6,522.39

Finding the Fourth Proportional to 19,005.59, 28,511.81 and 6,522.39

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Solution

The fourth proportional to 19,005.59, 28,511.81 and 6,522.39 is: 9,784.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.59 : 28,511.81 = 6,522.39 : x
  2. Step 2: Convert to fraction form
    19,005.59/28,511.81 = 6,522.39/x
  3. Step 3: Cross multiply
    19,005.59x = 28,511.81 × 6,522.39
  4. Step 4: Simplify right side
    19,005.59x = 185,965,111.81
  5. Step 5: Solve for x
    x = 185,965,111.81/19,005.59
  6. Step 6: Final answer
    x = 9,784.76

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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.