Home / 25,171.36-37,784.39-10,188.79

Finding the Fourth Proportional to 25,171.36, 37,784.39 and 10,188.79

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Solution

The fourth proportional to 25,171.36, 37,784.39 and 10,188.79 is: 15,294.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,171.36 : 37,784.39 = 10,188.79 : x
  2. Step 2: Convert to fraction form
    25,171.36/37,784.39 = 10,188.79/x
  3. Step 3: Cross multiply
    25,171.36x = 37,784.39 × 10,188.79
  4. Step 4: Simplify right side
    25,171.36x = 384,977,214.99
  5. Step 5: Solve for x
    x = 384,977,214.99/25,171.36
  6. Step 6: Final answer
    x = 15,294.26

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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.