Home / 13,956.58-19,259.86-7,668.82

Finding the Fourth Proportional to 13,956.58, 19,259.86 and 7,668.82

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Solution

The fourth proportional to 13,956.58, 19,259.86 and 7,668.82 is: 10,582.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.58 : 19,259.86 = 7,668.82 : x
  2. Step 2: Convert to fraction form
    13,956.58/19,259.86 = 7,668.82/x
  3. Step 3: Cross multiply
    13,956.58x = 19,259.86 × 7,668.82
  4. Step 4: Simplify right side
    13,956.58x = 147,700,264.92
  5. Step 5: Solve for x
    x = 147,700,264.92/13,956.58
  6. Step 6: Final answer
    x = 10,582.84

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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.