Home / 13,956.08-19,259.17-7,668.32

Finding the Fourth Proportional to 13,956.08, 19,259.17 and 7,668.32

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Solution

The fourth proportional to 13,956.08, 19,259.17 and 7,668.32 is: 10,582.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.08 : 19,259.17 = 7,668.32 : x
  2. Step 2: Convert to fraction form
    13,956.08/19,259.17 = 7,668.32/x
  3. Step 3: Cross multiply
    13,956.08x = 19,259.17 × 7,668.32
  4. Step 4: Simplify right side
    13,956.08x = 147,685,363.03
  5. Step 5: Solve for x
    x = 147,685,363.03/13,956.08
  6. Step 6: Final answer
    x = 10,582.16

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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.