Home / 29,830.12-41,162.34-18,649.96

Finding the Fourth Proportional to 29,830.12, 41,162.34 and 18,649.96

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Solution

The fourth proportional to 29,830.12, 41,162.34 and 18,649.96 is: 25,734.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,830.12 : 41,162.34 = 18,649.96 : x
  2. Step 2: Convert to fraction form
    29,830.12/41,162.34 = 18,649.96/x
  3. Step 3: Cross multiply
    29,830.12x = 41,162.34 × 18,649.96
  4. Step 4: Simplify right side
    29,830.12x = 767,675,994.51
  5. Step 5: Solve for x
    x = 767,675,994.51/29,830.12
  6. Step 6: Final answer
    x = 25,734.93

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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.