Home / 18,654.96-25,743.68-10,590.16

Finding the Fourth Proportional to 18,654.96, 25,743.68 and 10,590.16

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Solution

The fourth proportional to 18,654.96, 25,743.68 and 10,590.16 is: 14,614.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,654.96 : 25,743.68 = 10,590.16 : x
  2. Step 2: Convert to fraction form
    18,654.96/25,743.68 = 10,590.16/x
  3. Step 3: Cross multiply
    18,654.96x = 25,743.68 × 10,590.16
  4. Step 4: Simplify right side
    18,654.96x = 272,629,690.19
  5. Step 5: Solve for x
    x = 272,629,690.19/18,654.96
  6. Step 6: Final answer
    x = 14,614.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.