Home / 15,956.28-23,926.32-11,971.08

Finding the Fourth Proportional to 15,956.28, 23,926.32 and 11,971.08

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Solution

The fourth proportional to 15,956.28, 23,926.32 and 11,971.08 is: 17,950.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,956.28 : 23,926.32 = 11,971.08 : x
  2. Step 2: Convert to fraction form
    15,956.28/23,926.32 = 11,971.08/x
  3. Step 3: Cross multiply
    15,956.28x = 23,926.32 × 11,971.08
  4. Step 4: Simplify right side
    15,956.28x = 286,423,890.83
  5. Step 5: Solve for x
    x = 286,423,890.83/15,956.28
  6. Step 6: Final answer
    x = 17,950.54

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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.