Home / 30,123.34-41,570.54-16,694.86

Finding the Fourth Proportional to 30,123.34, 41,570.54 and 16,694.86

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Solution

The fourth proportional to 30,123.34, 41,570.54 and 16,694.86 is: 23,039.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,123.34 : 41,570.54 = 16,694.86 : x
  2. Step 2: Convert to fraction form
    30,123.34/41,570.54 = 16,694.86/x
  3. Step 3: Cross multiply
    30,123.34x = 41,570.54 × 16,694.86
  4. Step 4: Simplify right side
    30,123.34x = 694,014,054.10
  5. Step 5: Solve for x
    x = 694,014,054.10/30,123.34
  6. Step 6: Final answer
    x = 23,039.08

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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.