Home / 19,274.72-26,592.96-11,316.80

Finding the Fourth Proportional to 19,274.72, 26,592.96 and 11,316.80

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Solution

The fourth proportional to 19,274.72, 26,592.96 and 11,316.80 is: 15,613.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,274.72 : 26,592.96 = 11,316.80 : x
  2. Step 2: Convert to fraction form
    19,274.72/26,592.96 = 11,316.80/x
  3. Step 3: Cross multiply
    19,274.72x = 26,592.96 × 11,316.80
  4. Step 4: Simplify right side
    19,274.72x = 300,947,209.73
  5. Step 5: Solve for x
    x = 300,947,209.73/19,274.72
  6. Step 6: Final answer
    x = 15,613.57

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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.