Home / 52,221.56-78,345.06-16,682.84

Finding the Fourth Proportional to 52,221.56, 78,345.06 and 16,682.84

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Solution

The fourth proportional to 52,221.56, 78,345.06 and 16,682.84 is: 25,028.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,221.56 : 78,345.06 = 16,682.84 : x
  2. Step 2: Convert to fraction form
    52,221.56/78,345.06 = 16,682.84/x
  3. Step 3: Cross multiply
    52,221.56x = 78,345.06 × 16,682.84
  4. Step 4: Simplify right side
    52,221.56x = 1,307,018,296.63
  5. Step 5: Solve for x
    x = 1,307,018,296.63/52,221.56
  6. Step 6: Final answer
    x = 25,028.33

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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.