Home / 19,038.48-28,558.52-5,891.10

Finding the Fourth Proportional to 19,038.48, 28,558.52 and 5,891.10

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Solution

The fourth proportional to 19,038.48, 28,558.52 and 5,891.10 is: 8,836.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.48 : 28,558.52 = 5,891.10 : x
  2. Step 2: Convert to fraction form
    19,038.48/28,558.52 = 5,891.10/x
  3. Step 3: Cross multiply
    19,038.48x = 28,558.52 × 5,891.10
  4. Step 4: Simplify right side
    19,038.48x = 168,241,097.17
  5. Step 5: Solve for x
    x = 168,241,097.17/19,038.48
  6. Step 6: Final answer
    x = 8,836.90

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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.