Home / 30,125.91-41,575.16-16,697.46

Finding the Fourth Proportional to 30,125.91, 41,575.16 and 16,697.46

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Solution

The fourth proportional to 30,125.91, 41,575.16 and 16,697.46 is: 23,043.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,125.91 : 41,575.16 = 16,697.46 : x
  2. Step 2: Convert to fraction form
    30,125.91/41,575.16 = 16,697.46/x
  3. Step 3: Cross multiply
    30,125.91x = 41,575.16 × 16,697.46
  4. Step 4: Simplify right side
    30,125.91x = 694,199,768.74
  5. Step 5: Solve for x
    x = 694,199,768.74/30,125.91
  6. Step 6: Final answer
    x = 23,043.28

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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.