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Finding the Fourth Proportional to 15,858.08, 23,892.62 and 14,358.08

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Solution

The fourth proportional to 15,858.08, 23,892.62 and 14,358.08 is: 21,632.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,858.08 : 23,892.62 = 14,358.08 : x
  2. Step 2: Convert to fraction form
    15,858.08/23,892.62 = 14,358.08/x
  3. Step 3: Cross multiply
    15,858.08x = 23,892.62 × 14,358.08
  4. Step 4: Simplify right side
    15,858.08x = 343,052,149.37
  5. Step 5: Solve for x
    x = 343,052,149.37/15,858.08
  6. Step 6: Final answer
    x = 21,632.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.