Home / 35,209.12-52,818.24-14,427.68

Finding the Fourth Proportional to 35,209.12, 52,818.24 and 14,427.68

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Solution

The fourth proportional to 35,209.12, 52,818.24 and 14,427.68 is: 21,643.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,209.12 : 52,818.24 = 14,427.68 : x
  2. Step 2: Convert to fraction form
    35,209.12/52,818.24 = 14,427.68/x
  3. Step 3: Cross multiply
    35,209.12x = 52,818.24 × 14,427.68
  4. Step 4: Simplify right side
    35,209.12x = 762,044,664.88
  5. Step 5: Solve for x
    x = 762,044,664.88/35,209.12
  6. Step 6: Final answer
    x = 21,643.39

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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.