Home / 33,487.10-46,212.56-18,379.34

Finding the Fourth Proportional to 33,487.10, 46,212.56 and 18,379.34

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Solution

The fourth proportional to 33,487.10, 46,212.56 and 18,379.34 is: 25,363.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,487.10 : 46,212.56 = 18,379.34 : x
  2. Step 2: Convert to fraction form
    33,487.10/46,212.56 = 18,379.34/x
  3. Step 3: Cross multiply
    33,487.10x = 46,212.56 × 18,379.34
  4. Step 4: Simplify right side
    33,487.10x = 849,356,352.51
  5. Step 5: Solve for x
    x = 849,356,352.51/33,487.10
  6. Step 6: Final answer
    x = 25,363.69

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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.