Home / 33,486.48-46,211.40-18,379.24

Finding the Fourth Proportional to 33,486.48, 46,211.40 and 18,379.24

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Solution

The fourth proportional to 33,486.48, 46,211.40 and 18,379.24 is: 25,363.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,486.48 : 46,211.40 = 18,379.24 : x
  2. Step 2: Convert to fraction form
    33,486.48/46,211.40 = 18,379.24/x
  3. Step 3: Cross multiply
    33,486.48x = 46,211.40 × 18,379.24
  4. Step 4: Simplify right side
    33,486.48x = 849,330,411.34
  5. Step 5: Solve for x
    x = 849,330,411.34/33,486.48
  6. Step 6: Final answer
    x = 25,363.38

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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.