Home / 13,037.60-19,556.40-6,893.60

Finding the Fourth Proportional to 13,037.60, 19,556.40 and 6,893.60

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Solution

The fourth proportional to 13,037.60, 19,556.40 and 6,893.60 is: 10,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037.60 : 19,556.40 = 6,893.60 : x
  2. Step 2: Convert to fraction form
    13,037.60/19,556.40 = 6,893.60/x
  3. Step 3: Cross multiply
    13,037.60x = 19,556.40 × 6,893.60
  4. Step 4: Simplify right side
    13,037.60x = 134,813,999.04
  5. Step 5: Solve for x
    x = 134,813,999.04/13,037.60
  6. Step 6: Final answer
    x = 10,340.40

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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.