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Finding the Fourth Proportional to 17,840.44, 24,619.49 and 9,882.50

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Solution

The fourth proportional to 17,840.44, 24,619.49 and 9,882.50 is: 13,637.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,840.44 : 24,619.49 = 9,882.50 : x
  2. Step 2: Convert to fraction form
    17,840.44/24,619.49 = 9,882.50/x
  3. Step 3: Cross multiply
    17,840.44x = 24,619.49 × 9,882.50
  4. Step 4: Simplify right side
    17,840.44x = 243,301,986.83
  5. Step 5: Solve for x
    x = 243,301,986.83/17,840.44
  6. Step 6: Final answer
    x = 13,637.67

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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.