Home / 30,234.29-41,720.74-16,801.25

Finding the Fourth Proportional to 30,234.29, 41,720.74 and 16,801.25

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Solution

The fourth proportional to 30,234.29, 41,720.74 and 16,801.25 is: 23,184.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,234.29 : 41,720.74 = 16,801.25 : x
  2. Step 2: Convert to fraction form
    30,234.29/41,720.74 = 16,801.25/x
  3. Step 3: Cross multiply
    30,234.29x = 41,720.74 × 16,801.25
  4. Step 4: Simplify right side
    30,234.29x = 700,960,332.32
  5. Step 5: Solve for x
    x = 700,960,332.32/30,234.29
  6. Step 6: Final answer
    x = 23,184.29

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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.