Home / 47,638.68-65,745.32-26,424.80

Finding the Fourth Proportional to 47,638.68, 65,745.32 and 26,424.80

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Solution

The fourth proportional to 47,638.68, 65,745.32 and 26,424.80 is: 36,468.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,638.68 : 65,745.32 = 26,424.80 : x
  2. Step 2: Convert to fraction form
    47,638.68/65,745.32 = 26,424.80/x
  3. Step 3: Cross multiply
    47,638.68x = 65,745.32 × 26,424.80
  4. Step 4: Simplify right side
    47,638.68x = 1,737,306,931.94
  5. Step 5: Solve for x
    x = 1,737,306,931.94/47,638.68
  6. Step 6: Final answer
    x = 36,468.41

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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.