Home / 30,319.65-41,844.20-16,893.09

Finding the Fourth Proportional to 30,319.65, 41,844.20 and 16,893.09

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Solution

The fourth proportional to 30,319.65, 41,844.20 and 16,893.09 is: 23,314.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,319.65 : 41,844.20 = 16,893.09 : x
  2. Step 2: Convert to fraction form
    30,319.65/41,844.20 = 16,893.09/x
  3. Step 3: Cross multiply
    30,319.65x = 41,844.20 × 16,893.09
  4. Step 4: Simplify right side
    30,319.65x = 706,877,752.11
  5. Step 5: Solve for x
    x = 706,877,752.11/30,319.65
  6. Step 6: Final answer
    x = 23,314.18

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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.