Home / 13,956.04-19,259.70-7,668.58

Finding the Fourth Proportional to 13,956.04, 19,259.70 and 7,668.58

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Solution

The fourth proportional to 13,956.04, 19,259.70 and 7,668.58 is: 10,582.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.04 : 19,259.70 = 7,668.58 : x
  2. Step 2: Convert to fraction form
    13,956.04/19,259.70 = 7,668.58/x
  3. Step 3: Cross multiply
    13,956.04x = 19,259.70 × 7,668.58
  4. Step 4: Simplify right side
    13,956.04x = 147,694,550.23
  5. Step 5: Solve for x
    x = 147,694,550.23/13,956.04
  6. Step 6: Final answer
    x = 10,582.84

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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.