Home / 30,176.72-41,641.94-16,747.99

Finding the Fourth Proportional to 30,176.72, 41,641.94 and 16,747.99

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Solution

The fourth proportional to 30,176.72, 41,641.94 and 16,747.99 is: 23,111.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,176.72 : 41,641.94 = 16,747.99 : x
  2. Step 2: Convert to fraction form
    30,176.72/41,641.94 = 16,747.99/x
  3. Step 3: Cross multiply
    30,176.72x = 41,641.94 × 16,747.99
  4. Step 4: Simplify right side
    30,176.72x = 697,418,638.26
  5. Step 5: Solve for x
    x = 697,418,638.26/30,176.72
  6. Step 6: Final answer
    x = 23,111.14

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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.