Home / 52,221.24-72,066.06-28,347.96

Finding the Fourth Proportional to 52,221.24, 72,066.06 and 28,347.96

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Solution

The fourth proportional to 52,221.24, 72,066.06 and 28,347.96 is: 39,120.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,221.24 : 72,066.06 = 28,347.96 : x
  2. Step 2: Convert to fraction form
    52,221.24/72,066.06 = 28,347.96/x
  3. Step 3: Cross multiply
    52,221.24x = 72,066.06 × 28,347.96
  4. Step 4: Simplify right side
    52,221.24x = 2,042,925,786.24
  5. Step 5: Solve for x
    x = 2,042,925,786.24/52,221.24
  6. Step 6: Final answer
    x = 39,120.59

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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.