Home / 19,001.04-28,516.92-9,769.68

Finding the Fourth Proportional to 19,001.04, 28,516.92 and 9,769.68

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Solution

The fourth proportional to 19,001.04, 28,516.92 and 9,769.68 is: 14,662.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.04 : 28,516.92 = 9,769.68 : x
  2. Step 2: Convert to fraction form
    19,001.04/28,516.92 = 9,769.68/x
  3. Step 3: Cross multiply
    19,001.04x = 28,516.92 × 9,769.68
  4. Step 4: Simplify right side
    19,001.04x = 278,601,182.99
  5. Step 5: Solve for x
    x = 278,601,182.99/19,001.04
  6. Step 6: Final answer
    x = 14,662.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.