Home / 30,472.77-42,054.62-17,048.34

Finding the Fourth Proportional to 30,472.77, 42,054.62 and 17,048.34

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Solution

The fourth proportional to 30,472.77, 42,054.62 and 17,048.34 is: 23,527.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,472.77 : 42,054.62 = 17,048.34 : x
  2. Step 2: Convert to fraction form
    30,472.77/42,054.62 = 17,048.34/x
  3. Step 3: Cross multiply
    30,472.77x = 42,054.62 × 17,048.34
  4. Step 4: Simplify right side
    30,472.77x = 716,961,375.09
  5. Step 5: Solve for x
    x = 716,961,375.09/30,472.77
  6. Step 6: Final answer
    x = 23,527.94

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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.