Home / 28,010.44-38,654.58-17,400.52

Finding the Fourth Proportional to 28,010.44, 38,654.58 and 17,400.52

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Solution

The fourth proportional to 28,010.44, 38,654.58 and 17,400.52 is: 24,012.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,010.44 : 38,654.58 = 17,400.52 : x
  2. Step 2: Convert to fraction form
    28,010.44/38,654.58 = 17,400.52/x
  3. Step 3: Cross multiply
    28,010.44x = 38,654.58 × 17,400.52
  4. Step 4: Simplify right side
    28,010.44x = 672,609,792.38
  5. Step 5: Solve for x
    x = 672,609,792.38/28,010.44
  6. Step 6: Final answer
    x = 24,012.82

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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.