Home / 13,956.59-19,259.95-7,668.83

Finding the Fourth Proportional to 13,956.59, 19,259.95 and 7,668.83

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Solution

The fourth proportional to 13,956.59, 19,259.95 and 7,668.83 is: 10,582.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.59 : 19,259.95 = 7,668.83 : x
  2. Step 2: Convert to fraction form
    13,956.59/19,259.95 = 7,668.83/x
  3. Step 3: Cross multiply
    13,956.59x = 19,259.95 × 7,668.83
  4. Step 4: Simplify right side
    13,956.59x = 147,701,282.36
  5. Step 5: Solve for x
    x = 147,701,282.36/13,956.59
  6. Step 6: Final answer
    x = 10,582.91

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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.