Home / 30,207.56-41,677.80-18,262.22

Finding the Fourth Proportional to 30,207.56, 41,677.80 and 18,262.22

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Solution

The fourth proportional to 30,207.56, 41,677.80 and 18,262.22 is: 25,196.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,207.56 : 41,677.80 = 18,262.22 : x
  2. Step 2: Convert to fraction form
    30,207.56/41,677.80 = 18,262.22/x
  3. Step 3: Cross multiply
    30,207.56x = 41,677.80 × 18,262.22
  4. Step 4: Simplify right side
    30,207.56x = 761,129,152.72
  5. Step 5: Solve for x
    x = 761,129,152.72/30,207.56
  6. Step 6: Final answer
    x = 25,196.64

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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.