Home / 25,774.08-35,581.44-15,843.84

Finding the Fourth Proportional to 25,774.08, 35,581.44 and 15,843.84

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Solution

The fourth proportional to 25,774.08, 35,581.44 and 15,843.84 is: 21,872.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,774.08 : 35,581.44 = 15,843.84 : x
  2. Step 2: Convert to fraction form
    25,774.08/35,581.44 = 15,843.84/x
  3. Step 3: Cross multiply
    25,774.08x = 35,581.44 × 15,843.84
  4. Step 4: Simplify right side
    25,774.08x = 563,746,642.33
  5. Step 5: Solve for x
    x = 563,746,642.33/25,774.08
  6. Step 6: Final answer
    x = 21,872.62

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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.