Home / 19,027.54-28,533.28-5,702.43

Finding the Fourth Proportional to 19,027.54, 28,533.28 and 5,702.43

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Solution

The fourth proportional to 19,027.54, 28,533.28 and 5,702.43 is: 8,551.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,027.54 : 28,533.28 = 5,702.43 : x
  2. Step 2: Convert to fraction form
    19,027.54/28,533.28 = 5,702.43/x
  3. Step 3: Cross multiply
    19,027.54x = 28,533.28 × 5,702.43
  4. Step 4: Simplify right side
    19,027.54x = 162,709,031.87
  5. Step 5: Solve for x
    x = 162,709,031.87/19,027.54
  6. Step 6: Final answer
    x = 8,551.24

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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.