Home / 25,160.79-37,749.39-12,013.29

Finding the Fourth Proportional to 25,160.79, 37,749.39 and 12,013.29

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Solution

The fourth proportional to 25,160.79, 37,749.39 and 12,013.29 is: 18,023.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,160.79 : 37,749.39 = 12,013.29 : x
  2. Step 2: Convert to fraction form
    25,160.79/37,749.39 = 12,013.29/x
  3. Step 3: Cross multiply
    25,160.79x = 37,749.39 × 12,013.29
  4. Step 4: Simplify right side
    25,160.79x = 453,494,369.39
  5. Step 5: Solve for x
    x = 453,494,369.39/25,160.79
  6. Step 6: Final answer
    x = 18,023.85

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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.