Home / 25,824.88-38,720.04-11,966.32

Finding the Fourth Proportional to 25,824.88, 38,720.04 and 11,966.32

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Solution

The fourth proportional to 25,824.88, 38,720.04 and 11,966.32 is: 17,941.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,824.88 : 38,720.04 = 11,966.32 : x
  2. Step 2: Convert to fraction form
    25,824.88/38,720.04 = 11,966.32/x
  3. Step 3: Cross multiply
    25,824.88x = 38,720.04 × 11,966.32
  4. Step 4: Simplify right side
    25,824.88x = 463,336,389.05
  5. Step 5: Solve for x
    x = 463,336,389.05/25,824.88
  6. Step 6: Final answer
    x = 17,941.47

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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.