Home / 33,665.87-46,457.01-18,555.72

Finding the Fourth Proportional to 33,665.87, 46,457.01 and 18,555.72

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Solution

The fourth proportional to 33,665.87, 46,457.01 and 18,555.72 is: 25,605.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,665.87 : 46,457.01 = 18,555.72 : x
  2. Step 2: Convert to fraction form
    33,665.87/46,457.01 = 18,555.72/x
  3. Step 3: Cross multiply
    33,665.87x = 46,457.01 × 18,555.72
  4. Step 4: Simplify right side
    33,665.87x = 862,043,037.31
  5. Step 5: Solve for x
    x = 862,043,037.31/33,665.87
  6. Step 6: Final answer
    x = 25,605.84

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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.