Home / 19,551.84-26,956.14-12,465.96

Finding the Fourth Proportional to 19,551.84, 26,956.14 and 12,465.96

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Solution

The fourth proportional to 19,551.84, 26,956.14 and 12,465.96 is: 17,186.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,551.84 : 26,956.14 = 12,465.96 : x
  2. Step 2: Convert to fraction form
    19,551.84/26,956.14 = 12,465.96/x
  3. Step 3: Cross multiply
    19,551.84x = 26,956.14 × 12,465.96
  4. Step 4: Simplify right side
    19,551.84x = 336,034,162.99
  5. Step 5: Solve for x
    x = 336,034,162.99/19,551.84
  6. Step 6: Final answer
    x = 17,186.83

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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.