Home / 19,329.10-26,672.88-10,829.86

Finding the Fourth Proportional to 19,329.10, 26,672.88 and 10,829.86

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Solution

The fourth proportional to 19,329.10, 26,672.88 and 10,829.86 is: 14,944.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.10 : 26,672.88 = 10,829.86 : x
  2. Step 2: Convert to fraction form
    19,329.10/26,672.88 = 10,829.86/x
  3. Step 3: Cross multiply
    19,329.10x = 26,672.88 × 10,829.86
  4. Step 4: Simplify right side
    19,329.10x = 288,863,556.20
  5. Step 5: Solve for x
    x = 288,863,556.20/19,329.10
  6. Step 6: Final answer
    x = 14,944.49

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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.