Home / 19,101.35-28,660.62-10,325.99

Finding the Fourth Proportional to 19,101.35, 28,660.62 and 10,325.99

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Solution

The fourth proportional to 19,101.35, 28,660.62 and 10,325.99 is: 15,493.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,101.35 : 28,660.62 = 10,325.99 : x
  2. Step 2: Convert to fraction form
    19,101.35/28,660.62 = 10,325.99/x
  3. Step 3: Cross multiply
    19,101.35x = 28,660.62 × 10,325.99
  4. Step 4: Simplify right side
    19,101.35x = 295,949,275.51
  5. Step 5: Solve for x
    x = 295,949,275.51/19,101.35
  6. Step 6: Final answer
    x = 15,493.63

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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.