Home / 17,705.55-26,548.20-6,612.60

Finding the Fourth Proportional to 17,705.55, 26,548.20 and 6,612.60

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Solution

The fourth proportional to 17,705.55, 26,548.20 and 6,612.60 is: 9,915.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,705.55 : 26,548.20 = 6,612.60 : x
  2. Step 2: Convert to fraction form
    17,705.55/26,548.20 = 6,612.60/x
  3. Step 3: Cross multiply
    17,705.55x = 26,548.20 × 6,612.60
  4. Step 4: Simplify right side
    17,705.55x = 175,552,627.32
  5. Step 5: Solve for x
    x = 175,552,627.32/17,705.55
  6. Step 6: Final answer
    x = 9,915.12

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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.