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Finding the Fourth Proportional to 15,909.96, 23,894.64 and 14,609.64

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Solution

The fourth proportional to 15,909.96, 23,894.64 and 14,609.64 is: 21,941.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,909.96 : 23,894.64 = 14,609.64 : x
  2. Step 2: Convert to fraction form
    15,909.96/23,894.64 = 14,609.64/x
  3. Step 3: Cross multiply
    15,909.96x = 23,894.64 × 14,609.64
  4. Step 4: Simplify right side
    15,909.96x = 349,092,088.33
  5. Step 5: Solve for x
    x = 349,092,088.33/15,909.96
  6. Step 6: Final answer
    x = 21,941.73

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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.