Home / 33,636.18-46,416.12-18,528.32

Finding the Fourth Proportional to 33,636.18, 46,416.12 and 18,528.32

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Solution

The fourth proportional to 33,636.18, 46,416.12 and 18,528.32 is: 25,568.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,636.18 : 46,416.12 = 18,528.32 : x
  2. Step 2: Convert to fraction form
    33,636.18/46,416.12 = 18,528.32/x
  3. Step 3: Cross multiply
    33,636.18x = 46,416.12 × 18,528.32
  4. Step 4: Simplify right side
    33,636.18x = 860,012,724.52
  5. Step 5: Solve for x
    x = 860,012,724.52/33,636.18
  6. Step 6: Final answer
    x = 25,568.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.