Home / 24,455.12-33,749.87-13,699.43

Finding the Fourth Proportional to 24,455.12, 33,749.87 and 13,699.43

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Solution

The fourth proportional to 24,455.12, 33,749.87 and 13,699.43 is: 18,906.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,455.12 : 33,749.87 = 13,699.43 : x
  2. Step 2: Convert to fraction form
    24,455.12/33,749.87 = 13,699.43/x
  3. Step 3: Cross multiply
    24,455.12x = 33,749.87 × 13,699.43
  4. Step 4: Simplify right side
    24,455.12x = 462,353,870.89
  5. Step 5: Solve for x
    x = 462,353,870.89/24,455.12
  6. Step 6: Final answer
    x = 18,906.22

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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.