Home / 13,063.60-19,595.40-5,270.60

Finding the Fourth Proportional to 13,063.60, 19,595.40 and 5,270.60

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Solution

The fourth proportional to 13,063.60, 19,595.40 and 5,270.60 is: 7,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,063.60 : 19,595.40 = 5,270.60 : x
  2. Step 2: Convert to fraction form
    13,063.60/19,595.40 = 5,270.60/x
  3. Step 3: Cross multiply
    13,063.60x = 19,595.40 × 5,270.60
  4. Step 4: Simplify right side
    13,063.60x = 103,279,515.24
  5. Step 5: Solve for x
    x = 103,279,515.24/13,063.60
  6. Step 6: Final answer
    x = 7,905.90

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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.