Home / 13,702.93-20,556.54-5,805.46

Finding the Fourth Proportional to 13,702.93, 20,556.54 and 5,805.46

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Solution

The fourth proportional to 13,702.93, 20,556.54 and 5,805.46 is: 8,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,702.93 : 20,556.54 = 5,805.46 : x
  2. Step 2: Convert to fraction form
    13,702.93/20,556.54 = 5,805.46/x
  3. Step 3: Cross multiply
    13,702.93x = 20,556.54 × 5,805.46
  4. Step 4: Simplify right side
    13,702.93x = 119,340,141.68
  5. Step 5: Solve for x
    x = 119,340,141.68/13,702.93
  6. Step 6: Final answer
    x = 8,709.10

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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.