Home / 25,031.51-37,551.41-11,876.70

Finding the Fourth Proportional to 25,031.51, 37,551.41 and 11,876.70

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Solution

The fourth proportional to 25,031.51, 37,551.41 and 11,876.70 is: 17,817.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,031.51 : 37,551.41 = 11,876.70 : x
  2. Step 2: Convert to fraction form
    25,031.51/37,551.41 = 11,876.70/x
  3. Step 3: Cross multiply
    25,031.51x = 37,551.41 × 11,876.70
  4. Step 4: Simplify right side
    25,031.51x = 445,986,771.76
  5. Step 5: Solve for x
    x = 445,986,771.76/25,031.51
  6. Step 6: Final answer
    x = 17,817.02

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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.