Home / 24,317.12-33,557.62-13,139.12

Finding the Fourth Proportional to 24,317.12, 33,557.62 and 13,139.12

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Solution

The fourth proportional to 24,317.12, 33,557.62 and 13,139.12 is: 18,131.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,317.12 : 33,557.62 = 13,139.12 : x
  2. Step 2: Convert to fraction form
    24,317.12/33,557.62 = 13,139.12/x
  3. Step 3: Cross multiply
    24,317.12x = 33,557.62 × 13,139.12
  4. Step 4: Simplify right side
    24,317.12x = 440,917,596.09
  5. Step 5: Solve for x
    x = 440,917,596.09/24,317.12
  6. Step 6: Final answer
    x = 18,131.98

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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.