Home / 28,566.18-39,424.85-17,242.18

Finding the Fourth Proportional to 28,566.18, 39,424.85 and 17,242.18

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Solution

The fourth proportional to 28,566.18, 39,424.85 and 17,242.18 is: 23,796.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,566.18 : 39,424.85 = 17,242.18 : x
  2. Step 2: Convert to fraction form
    28,566.18/39,424.85 = 17,242.18/x
  3. Step 3: Cross multiply
    28,566.18x = 39,424.85 × 17,242.18
  4. Step 4: Simplify right side
    28,566.18x = 679,770,360.17
  5. Step 5: Solve for x
    x = 679,770,360.17/28,566.18
  6. Step 6: Final answer
    x = 23,796.33

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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.