Home / 25,157.71-37,735.35-7,387.63

Finding the Fourth Proportional to 25,157.71, 37,735.35 and 7,387.63

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Solution

The fourth proportional to 25,157.71, 37,735.35 and 7,387.63 is: 11,081.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,157.71 : 37,735.35 = 7,387.63 : x
  2. Step 2: Convert to fraction form
    25,157.71/37,735.35 = 7,387.63/x
  3. Step 3: Cross multiply
    25,157.71x = 37,735.35 × 7,387.63
  4. Step 4: Simplify right side
    25,157.71x = 278,774,803.72
  5. Step 5: Solve for x
    x = 278,774,803.72/25,157.71
  6. Step 6: Final answer
    x = 11,081.09

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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.