Home / 30,246.76-41,739.98-16,817.72

Finding the Fourth Proportional to 30,246.76, 41,739.98 and 16,817.72

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Solution

The fourth proportional to 30,246.76, 41,739.98 and 16,817.72 is: 23,208.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,246.76 : 41,739.98 = 16,817.72 : x
  2. Step 2: Convert to fraction form
    30,246.76/41,739.98 = 16,817.72/x
  3. Step 3: Cross multiply
    30,246.76x = 41,739.98 × 16,817.72
  4. Step 4: Simplify right side
    30,246.76x = 701,971,442.84
  5. Step 5: Solve for x
    x = 701,971,442.84/30,246.76
  6. Step 6: Final answer
    x = 23,208.16

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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.