Home / 15,839.74-23,762.31-5,980.42

Finding the Fourth Proportional to 15,839.74, 23,762.31 and 5,980.42

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Solution

The fourth proportional to 15,839.74, 23,762.31 and 5,980.42 is: 8,971.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,839.74 : 23,762.31 = 5,980.42 : x
  2. Step 2: Convert to fraction form
    15,839.74/23,762.31 = 5,980.42/x
  3. Step 3: Cross multiply
    15,839.74x = 23,762.31 × 5,980.42
  4. Step 4: Simplify right side
    15,839.74x = 142,108,593.97
  5. Step 5: Solve for x
    x = 142,108,593.97/15,839.74
  6. Step 6: Final answer
    x = 8,971.65

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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.