Home / 17,915.08-24,725.94-17,127.88

Finding the Fourth Proportional to 17,915.08, 24,725.94 and 17,127.88

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Solution

The fourth proportional to 17,915.08, 24,725.94 and 17,127.88 is: 23,639.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,915.08 : 24,725.94 = 17,127.88 : x
  2. Step 2: Convert to fraction form
    17,915.08/24,725.94 = 17,127.88/x
  3. Step 3: Cross multiply
    17,915.08x = 24,725.94 × 17,127.88
  4. Step 4: Simplify right side
    17,915.08x = 423,502,933.21
  5. Step 5: Solve for x
    x = 423,502,933.21/17,915.08
  6. Step 6: Final answer
    x = 23,639.47

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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.