Home / 25,154.58-37,634.31-18,150.72

Finding the Fourth Proportional to 25,154.58, 37,634.31 and 18,150.72

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Solution

The fourth proportional to 25,154.58, 37,634.31 and 18,150.72 is: 27,155.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.58 : 37,634.31 = 18,150.72 : x
  2. Step 2: Convert to fraction form
    25,154.58/37,634.31 = 18,150.72/x
  3. Step 3: Cross multiply
    25,154.58x = 37,634.31 × 18,150.72
  4. Step 4: Simplify right side
    25,154.58x = 683,089,823.20
  5. Step 5: Solve for x
    x = 683,089,823.20/25,154.58
  6. Step 6: Final answer
    x = 27,155.68

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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.