Home / 30,317.69-41,837.03-16,888.83

Finding the Fourth Proportional to 30,317.69, 41,837.03 and 16,888.83

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Solution

The fourth proportional to 30,317.69, 41,837.03 and 16,888.83 is: 23,305.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,317.69 : 41,837.03 = 16,888.83 : x
  2. Step 2: Convert to fraction form
    30,317.69/41,837.03 = 16,888.83/x
  3. Step 3: Cross multiply
    30,317.69x = 41,837.03 × 16,888.83
  4. Step 4: Simplify right side
    30,317.69x = 706,578,402.93
  5. Step 5: Solve for x
    x = 706,578,402.93/30,317.69
  6. Step 6: Final answer
    x = 23,305.82

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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.