Home / 24,415.80-33,689.63-13,805.21

Finding the Fourth Proportional to 24,415.80, 33,689.63 and 13,805.21

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Solution

The fourth proportional to 24,415.80, 33,689.63 and 13,805.21 is: 19,048.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,415.80 : 33,689.63 = 13,805.21 : x
  2. Step 2: Convert to fraction form
    24,415.80/33,689.63 = 13,805.21/x
  3. Step 3: Cross multiply
    24,415.80x = 33,689.63 × 13,805.21
  4. Step 4: Simplify right side
    24,415.80x = 465,092,179.50
  5. Step 5: Solve for x
    x = 465,092,179.50/24,415.80
  6. Step 6: Final answer
    x = 19,048.82

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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.