Home / 42,308.24-63,418.36-14,207.44

Finding the Fourth Proportional to 42,308.24, 63,418.36 and 14,207.44

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Solution

The fourth proportional to 42,308.24, 63,418.36 and 14,207.44 is: 21,296.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,308.24 : 63,418.36 = 14,207.44 : x
  2. Step 2: Convert to fraction form
    42,308.24/63,418.36 = 14,207.44/x
  3. Step 3: Cross multiply
    42,308.24x = 63,418.36 × 14,207.44
  4. Step 4: Simplify right side
    42,308.24x = 901,012,544.60
  5. Step 5: Solve for x
    x = 901,012,544.60/42,308.24
  6. Step 6: Final answer
    x = 21,296.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.