Home / 19,169.70-28,756.76-9,301.83

Finding the Fourth Proportional to 19,169.70, 28,756.76 and 9,301.83

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Solution

The fourth proportional to 19,169.70, 28,756.76 and 9,301.83 is: 13,953.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,169.70 : 28,756.76 = 9,301.83 : x
  2. Step 2: Convert to fraction form
    19,169.70/28,756.76 = 9,301.83/x
  3. Step 3: Cross multiply
    19,169.70x = 28,756.76 × 9,301.83
  4. Step 4: Simplify right side
    19,169.70x = 267,490,446.36
  5. Step 5: Solve for x
    x = 267,490,446.36/19,169.70
  6. Step 6: Final answer
    x = 13,953.81

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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.