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Finding the Fourth Proportional to 12,594.96, 18,894.96 and 7,056.18

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Solution

The fourth proportional to 12,594.96, 18,894.96 and 7,056.18 is: 10,585.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,594.96 : 18,894.96 = 7,056.18 : x
  2. Step 2: Convert to fraction form
    12,594.96/18,894.96 = 7,056.18/x
  3. Step 3: Cross multiply
    12,594.96x = 18,894.96 × 7,056.18
  4. Step 4: Simplify right side
    12,594.96x = 133,326,238.85
  5. Step 5: Solve for x
    x = 133,326,238.85/12,594.96
  6. Step 6: Final answer
    x = 10,585.68

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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.