Home / 30,317.43-41,837.40-16,888.62

Finding the Fourth Proportional to 30,317.43, 41,837.40 and 16,888.62

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Solution

The fourth proportional to 30,317.43, 41,837.40 and 16,888.62 is: 23,305.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,317.43 : 41,837.40 = 16,888.62 : x
  2. Step 2: Convert to fraction form
    30,317.43/41,837.40 = 16,888.62/x
  3. Step 3: Cross multiply
    30,317.43x = 41,837.40 × 16,888.62
  4. Step 4: Simplify right side
    30,317.43x = 706,575,950.39
  5. Step 5: Solve for x
    x = 706,575,950.39/30,317.43
  6. Step 6: Final answer
    x = 23,305.93

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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.