Home / 32,855.17-49,308.27-13,135.72

Finding the Fourth Proportional to 32,855.17, 49,308.27 and 13,135.72

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Solution

The fourth proportional to 32,855.17, 49,308.27 and 13,135.72 is: 19,713.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,855.17 : 49,308.27 = 13,135.72 : x
  2. Step 2: Convert to fraction form
    32,855.17/49,308.27 = 13,135.72/x
  3. Step 3: Cross multiply
    32,855.17x = 49,308.27 × 13,135.72
  4. Step 4: Simplify right side
    32,855.17x = 647,699,628.40
  5. Step 5: Solve for x
    x = 647,699,628.40/32,855.17
  6. Step 6: Final answer
    x = 19,713.78

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1.5x scale

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.