Home / 11,572.09-17,367.91-8,946.68

Finding the Fourth Proportional to 11,572.09, 17,367.91 and 8,946.68

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Solution

The fourth proportional to 11,572.09, 17,367.91 and 8,946.68 is: 13,427.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,572.09 : 17,367.91 = 8,946.68 : x
  2. Step 2: Convert to fraction form
    11,572.09/17,367.91 = 8,946.68/x
  3. Step 3: Cross multiply
    11,572.09x = 17,367.91 × 8,946.68
  4. Step 4: Simplify right side
    11,572.09x = 155,385,023.83
  5. Step 5: Solve for x
    x = 155,385,023.83/11,572.09
  6. Step 6: Final answer
    x = 13,427.57

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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.