Home / 24,149.90-33,328.56-13,398.21

Finding the Fourth Proportional to 24,149.90, 33,328.56 and 13,398.21

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Solution

The fourth proportional to 24,149.90, 33,328.56 and 13,398.21 is: 18,490.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,149.90 : 33,328.56 = 13,398.21 : x
  2. Step 2: Convert to fraction form
    24,149.90/33,328.56 = 13,398.21/x
  3. Step 3: Cross multiply
    24,149.90x = 33,328.56 × 13,398.21
  4. Step 4: Simplify right side
    24,149.90x = 446,543,045.88
  5. Step 5: Solve for x
    x = 446,543,045.88/24,149.90
  6. Step 6: Final answer
    x = 18,490.47

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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.