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Finding the Fourth Proportional to 17,124.56, 25,665.24 and 14,590.16

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Solution

The fourth proportional to 17,124.56, 25,665.24 and 14,590.16 is: 21,866.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,124.56 : 25,665.24 = 14,590.16 : x
  2. Step 2: Convert to fraction form
    17,124.56/25,665.24 = 14,590.16/x
  3. Step 3: Cross multiply
    17,124.56x = 25,665.24 × 14,590.16
  4. Step 4: Simplify right side
    17,124.56x = 374,459,958.04
  5. Step 5: Solve for x
    x = 374,459,958.04/17,124.56
  6. Step 6: Final answer
    x = 21,866.84

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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.