Home / 25,949.08-35,803.14-15,873.84

Finding the Fourth Proportional to 25,949.08, 35,803.14 and 15,873.84

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Solution

The fourth proportional to 25,949.08, 35,803.14 and 15,873.84 is: 21,901.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,949.08 : 35,803.14 = 15,873.84 : x
  2. Step 2: Convert to fraction form
    25,949.08/35,803.14 = 15,873.84/x
  3. Step 3: Cross multiply
    25,949.08x = 35,803.14 × 15,873.84
  4. Step 4: Simplify right side
    25,949.08x = 568,333,315.86
  5. Step 5: Solve for x
    x = 568,333,315.86/25,949.08
  6. Step 6: Final answer
    x = 21,901.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.