Home / 17,293.28-25,915.56-9,886.64

Finding the Fourth Proportional to 17,293.28, 25,915.56 and 9,886.64

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Solution

The fourth proportional to 17,293.28, 25,915.56 and 9,886.64 is: 14,816.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,293.28 : 25,915.56 = 9,886.64 : x
  2. Step 2: Convert to fraction form
    17,293.28/25,915.56 = 9,886.64/x
  3. Step 3: Cross multiply
    17,293.28x = 25,915.56 × 9,886.64
  4. Step 4: Simplify right side
    17,293.28x = 256,217,812.12
  5. Step 5: Solve for x
    x = 256,217,812.12/17,293.28
  6. Step 6: Final answer
    x = 14,816.03

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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.