Home / 16,710.78-23,060.60-9,157.04

Finding the Fourth Proportional to 16,710.78, 23,060.60 and 9,157.04

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Solution

The fourth proportional to 16,710.78, 23,060.60 and 9,157.04 is: 12,636.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,710.78 : 23,060.60 = 9,157.04 : x
  2. Step 2: Convert to fraction form
    16,710.78/23,060.60 = 9,157.04/x
  3. Step 3: Cross multiply
    16,710.78x = 23,060.60 × 9,157.04
  4. Step 4: Simplify right side
    16,710.78x = 211,166,836.62
  5. Step 5: Solve for x
    x = 211,166,836.62/16,710.78
  6. Step 6: Final answer
    x = 12,636.56

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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.