Home / 18,525.72-25,564.56-10,567.64

Finding the Fourth Proportional to 18,525.72, 25,564.56 and 10,567.64

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Solution

The fourth proportional to 18,525.72, 25,564.56 and 10,567.64 is: 14,582.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,525.72 : 25,564.56 = 10,567.64 : x
  2. Step 2: Convert to fraction form
    18,525.72/25,564.56 = 10,567.64/x
  3. Step 3: Cross multiply
    18,525.72x = 25,564.56 × 10,567.64
  4. Step 4: Simplify right side
    18,525.72x = 270,157,066.84
  5. Step 5: Solve for x
    x = 270,157,066.84/18,525.72
  6. Step 6: Final answer
    x = 14,582.81

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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.