Home / 25,140.87-37,698.39-13,301.03

Finding the Fourth Proportional to 25,140.87, 37,698.39 and 13,301.03

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Solution

The fourth proportional to 25,140.87, 37,698.39 and 13,301.03 is: 19,944.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,140.87 : 37,698.39 = 13,301.03 : x
  2. Step 2: Convert to fraction form
    25,140.87/37,698.39 = 13,301.03/x
  3. Step 3: Cross multiply
    25,140.87x = 37,698.39 × 13,301.03
  4. Step 4: Simplify right side
    25,140.87x = 501,427,416.34
  5. Step 5: Solve for x
    x = 501,427,416.34/25,140.87
  6. Step 6: Final answer
    x = 19,944.71

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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.