Home / 52,277.19-72,142.82-28,404.06

Finding the Fourth Proportional to 52,277.19, 72,142.82 and 28,404.06

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Solution

The fourth proportional to 52,277.19, 72,142.82 and 28,404.06 is: 39,197.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,277.19 : 72,142.82 = 28,404.06 : x
  2. Step 2: Convert to fraction form
    52,277.19/72,142.82 = 28,404.06/x
  3. Step 3: Cross multiply
    52,277.19x = 72,142.82 × 28,404.06
  4. Step 4: Simplify right side
    52,277.19x = 2,049,148,987.85
  5. Step 5: Solve for x
    x = 2,049,148,987.85/52,277.19
  6. Step 6: Final answer
    x = 39,197.76

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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.