Home / 18,468.63-25,480.35-10,401.03

Finding the Fourth Proportional to 18,468.63, 25,480.35 and 10,401.03

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Solution

The fourth proportional to 18,468.63, 25,480.35 and 10,401.03 is: 14,349.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468.63 : 25,480.35 = 10,401.03 : x
  2. Step 2: Convert to fraction form
    18,468.63/25,480.35 = 10,401.03/x
  3. Step 3: Cross multiply
    18,468.63x = 25,480.35 × 10,401.03
  4. Step 4: Simplify right side
    18,468.63x = 265,021,884.76
  5. Step 5: Solve for x
    x = 265,021,884.76/18,468.63
  6. Step 6: Final answer
    x = 14,349.84

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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.