Home / 28,342.45-42,514.38-13,552.93

Finding the Fourth Proportional to 28,342.45, 42,514.38 and 13,552.93

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Solution

The fourth proportional to 28,342.45, 42,514.38 and 13,552.93 is: 20,329.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,342.45 : 42,514.38 = 13,552.93 : x
  2. Step 2: Convert to fraction form
    28,342.45/42,514.38 = 13,552.93/x
  3. Step 3: Cross multiply
    28,342.45x = 42,514.38 × 13,552.93
  4. Step 4: Simplify right side
    28,342.45x = 576,194,348.37
  5. Step 5: Solve for x
    x = 576,194,348.37/28,342.45
  6. Step 6: Final answer
    x = 20,329.73

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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.