Home / 25,392.96-38,097.36-18,011.88

Finding the Fourth Proportional to 25,392.96, 38,097.36 and 18,011.88

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Solution

The fourth proportional to 25,392.96, 38,097.36 and 18,011.88 is: 27,023.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,392.96 : 38,097.36 = 18,011.88 : x
  2. Step 2: Convert to fraction form
    25,392.96/38,097.36 = 18,011.88/x
  3. Step 3: Cross multiply
    25,392.96x = 38,097.36 × 18,011.88
  4. Step 4: Simplify right side
    25,392.96x = 686,205,076.64
  5. Step 5: Solve for x
    x = 686,205,076.64/25,392.96
  6. Step 6: Final answer
    x = 27,023.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.