Home / 52,408.08-72,324.45-28,536.06

Finding the Fourth Proportional to 52,408.08, 72,324.45 and 28,536.06

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Solution

The fourth proportional to 52,408.08, 72,324.45 and 28,536.06 is: 39,380.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,408.08 : 72,324.45 = 28,536.06 : x
  2. Step 2: Convert to fraction form
    52,408.08/72,324.45 = 28,536.06/x
  3. Step 3: Cross multiply
    52,408.08x = 72,324.45 × 28,536.06
  4. Step 4: Simplify right side
    52,408.08x = 2,063,854,701.99
  5. Step 5: Solve for x
    x = 2,063,854,701.99/52,408.08
  6. Step 6: Final answer
    x = 39,380.47

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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.