Home / 18,267.55-25,206.69-10,200.22

Finding the Fourth Proportional to 18,267.55, 25,206.69 and 10,200.22

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Solution

The fourth proportional to 18,267.55, 25,206.69 and 10,200.22 is: 14,074.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267.55 : 25,206.69 = 10,200.22 : x
  2. Step 2: Convert to fraction form
    18,267.55/25,206.69 = 10,200.22/x
  3. Step 3: Cross multiply
    18,267.55x = 25,206.69 × 10,200.22
  4. Step 4: Simplify right side
    18,267.55x = 257,113,783.47
  5. Step 5: Solve for x
    x = 257,113,783.47/18,267.55
  6. Step 6: Final answer
    x = 14,074.89

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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.