Home / 17,915.48-26,873.27-5,435.60

Finding the Fourth Proportional to 17,915.48, 26,873.27 and 5,435.60

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Solution

The fourth proportional to 17,915.48, 26,873.27 and 5,435.60 is: 8,153.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,915.48 : 26,873.27 = 5,435.60 : x
  2. Step 2: Convert to fraction form
    17,915.48/26,873.27 = 5,435.60/x
  3. Step 3: Cross multiply
    17,915.48x = 26,873.27 × 5,435.60
  4. Step 4: Simplify right side
    17,915.48x = 146,072,406.80
  5. Step 5: Solve for x
    x = 146,072,406.80/17,915.48
  6. Step 6: Final answer
    x = 8,153.42

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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.