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Finding the Fourth Proportional to 30,784.60, 46,174.98 and 11,062.60

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Solution

The fourth proportional to 30,784.60, 46,174.98 and 11,062.60 is: 16,593.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,784.60 : 46,174.98 = 11,062.60 : x
  2. Step 2: Convert to fraction form
    30,784.60/46,174.98 = 11,062.60/x
  3. Step 3: Cross multiply
    30,784.60x = 46,174.98 × 11,062.60
  4. Step 4: Simplify right side
    30,784.60x = 510,815,333.75
  5. Step 5: Solve for x
    x = 510,815,333.75/30,784.60
  6. Step 6: Final answer
    x = 16,593.21

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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.