Home / 24,130.82-33,300.21-13,520.66

Finding the Fourth Proportional to 24,130.82, 33,300.21 and 13,520.66

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Solution

The fourth proportional to 24,130.82, 33,300.21 and 13,520.66 is: 18,658.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,130.82 : 33,300.21 = 13,520.66 : x
  2. Step 2: Convert to fraction form
    24,130.82/33,300.21 = 13,520.66/x
  3. Step 3: Cross multiply
    24,130.82x = 33,300.21 × 13,520.66
  4. Step 4: Simplify right side
    24,130.82x = 450,240,817.34
  5. Step 5: Solve for x
    x = 450,240,817.34/24,130.82
  6. Step 6: Final answer
    x = 18,658.33

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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.