Home / 18,956.96-26,160.44-10,459.16

Finding the Fourth Proportional to 18,956.96, 26,160.44 and 10,459.16

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Solution

The fourth proportional to 18,956.96, 26,160.44 and 10,459.16 is: 14,433.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,956.96 : 26,160.44 = 10,459.16 : x
  2. Step 2: Convert to fraction form
    18,956.96/26,160.44 = 10,459.16/x
  3. Step 3: Cross multiply
    18,956.96x = 26,160.44 × 10,459.16
  4. Step 4: Simplify right side
    18,956.96x = 273,616,181.86
  5. Step 5: Solve for x
    x = 273,616,181.86/18,956.96
  6. Step 6: Final answer
    x = 14,433.55

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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.