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Finding the Fourth Proportional to 12,594.64, 18,892.26 and 5,573.16

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Solution

The fourth proportional to 12,594.64, 18,892.26 and 5,573.16 is: 8,359.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,594.64 : 18,892.26 = 5,573.16 : x
  2. Step 2: Convert to fraction form
    12,594.64/18,892.26 = 5,573.16/x
  3. Step 3: Cross multiply
    12,594.64x = 18,892.26 × 5,573.16
  4. Step 4: Simplify right side
    12,594.64x = 105,289,587.74
  5. Step 5: Solve for x
    x = 105,289,587.74/12,594.64
  6. Step 6: Final answer
    x = 8,359.87

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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.