Home / 25,290.60-37,906.37-19,030.49

Finding the Fourth Proportional to 25,290.60, 37,906.37 and 19,030.49

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Solution

The fourth proportional to 25,290.60, 37,906.37 and 19,030.49 is: 28,523.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,290.60 : 37,906.37 = 19,030.49 : x
  2. Step 2: Convert to fraction form
    25,290.60/37,906.37 = 19,030.49/x
  3. Step 3: Cross multiply
    25,290.60x = 37,906.37 × 19,030.49
  4. Step 4: Simplify right side
    25,290.60x = 721,376,910.51
  5. Step 5: Solve for x
    x = 721,376,910.51/25,290.60
  6. Step 6: Final answer
    x = 28,523.51

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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.