Home / 30,358.60-45,522.14-11,633.08

Finding the Fourth Proportional to 30,358.60, 45,522.14 and 11,633.08

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Solution

The fourth proportional to 30,358.60, 45,522.14 and 11,633.08 is: 17,443.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,358.60 : 45,522.14 = 11,633.08 : x
  2. Step 2: Convert to fraction form
    30,358.60/45,522.14 = 11,633.08/x
  3. Step 3: Cross multiply
    30,358.60x = 45,522.14 × 11,633.08
  4. Step 4: Simplify right side
    30,358.60x = 529,562,696.39
  5. Step 5: Solve for x
    x = 529,562,696.39/30,358.60
  6. Step 6: Final answer
    x = 17,443.58

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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.