Home / 20,627.98-28,415.60-17,593.18

Finding the Fourth Proportional to 20,627.98, 28,415.60 and 17,593.18

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Solution

The fourth proportional to 20,627.98, 28,415.60 and 17,593.18 is: 24,235.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,627.98 : 28,415.60 = 17,593.18 : x
  2. Step 2: Convert to fraction form
    20,627.98/28,415.60 = 17,593.18/x
  3. Step 3: Cross multiply
    20,627.98x = 28,415.60 × 17,593.18
  4. Step 4: Simplify right side
    20,627.98x = 499,920,677.64
  5. Step 5: Solve for x
    x = 499,920,677.64/20,627.98
  6. Step 6: Final answer
    x = 24,235.08

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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.