Home / 25,096.60-37,649.76-12,606.40

Finding the Fourth Proportional to 25,096.60, 37,649.76 and 12,606.40

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Solution

The fourth proportional to 25,096.60, 37,649.76 and 12,606.40 is: 18,912.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,096.60 : 37,649.76 = 12,606.40 : x
  2. Step 2: Convert to fraction form
    25,096.60/37,649.76 = 12,606.40/x
  3. Step 3: Cross multiply
    25,096.60x = 37,649.76 × 12,606.40
  4. Step 4: Simplify right side
    25,096.60x = 474,627,934.46
  5. Step 5: Solve for x
    x = 474,627,934.46/25,096.60
  6. Step 6: Final answer
    x = 18,912.04

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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.