Home / 30,456.60-45,676.14-11,735.16

Finding the Fourth Proportional to 30,456.60, 45,676.14 and 11,735.16

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Solution

The fourth proportional to 30,456.60, 45,676.14 and 11,735.16 is: 17,599.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,456.60 : 45,676.14 = 11,735.16 : x
  2. Step 2: Convert to fraction form
    30,456.60/45,676.14 = 11,735.16/x
  3. Step 3: Cross multiply
    30,456.60x = 45,676.14 × 11,735.16
  4. Step 4: Simplify right side
    30,456.60x = 536,016,811.08
  5. Step 5: Solve for x
    x = 536,016,811.08/30,456.60
  6. Step 6: Final answer
    x = 17,599.36

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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.