Home / 30,482.21-42,063.48-17,051.15

Finding the Fourth Proportional to 30,482.21, 42,063.48 and 17,051.15

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Solution

The fourth proportional to 30,482.21, 42,063.48 and 17,051.15 is: 23,529.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,482.21 : 42,063.48 = 17,051.15 : x
  2. Step 2: Convert to fraction form
    30,482.21/42,063.48 = 17,051.15/x
  3. Step 3: Cross multiply
    30,482.21x = 42,063.48 × 17,051.15
  4. Step 4: Simplify right side
    30,482.21x = 717,230,496.68
  5. Step 5: Solve for x
    x = 717,230,496.68/30,482.21
  6. Step 6: Final answer
    x = 23,529.48

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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.