Home / 52,408.67-72,323.24-28,535.34

Finding the Fourth Proportional to 52,408.67, 72,323.24 and 28,535.34

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Solution

The fourth proportional to 52,408.67, 72,323.24 and 28,535.34 is: 39,378.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,408.67 : 72,323.24 = 28,535.34 : x
  2. Step 2: Convert to fraction form
    52,408.67/72,323.24 = 28,535.34/x
  3. Step 3: Cross multiply
    52,408.67x = 72,323.24 × 28,535.34
  4. Step 4: Simplify right side
    52,408.67x = 2,063,768,478.84
  5. Step 5: Solve for x
    x = 2,063,768,478.84/52,408.67
  6. Step 6: Final answer
    x = 39,378.38

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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.