Home / 18,300.64-25,091.92-18,125.68

Finding the Fourth Proportional to 18,300.64, 25,091.92 and 18,125.68

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Solution

The fourth proportional to 18,300.64, 25,091.92 and 18,125.68 is: 24,852.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.64 : 25,091.92 = 18,125.68 : x
  2. Step 2: Convert to fraction form
    18,300.64/25,091.92 = 18,125.68/x
  3. Step 3: Cross multiply
    18,300.64x = 25,091.92 × 18,125.68
  4. Step 4: Simplify right side
    18,300.64x = 454,808,112.51
  5. Step 5: Solve for x
    x = 454,808,112.51/18,300.64
  6. Step 6: Final answer
    x = 24,852.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.