Home / 47,528.38-65,586.60-28,408.60

Finding the Fourth Proportional to 47,528.38, 65,586.60 and 28,408.60

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Solution

The fourth proportional to 47,528.38, 65,586.60 and 28,408.60 is: 39,202.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,528.38 : 65,586.60 = 28,408.60 : x
  2. Step 2: Convert to fraction form
    47,528.38/65,586.60 = 28,408.60/x
  3. Step 3: Cross multiply
    47,528.38x = 65,586.60 × 28,408.60
  4. Step 4: Simplify right side
    47,528.38x = 1,863,223,484.76
  5. Step 5: Solve for x
    x = 1,863,223,484.76/47,528.38
  6. Step 6: Final answer
    x = 39,202.34

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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.