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Finding the Fourth Proportional to 47,652.54, 65,758.80 and 26,433.78

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Solution

The fourth proportional to 47,652.54, 65,758.80 and 26,433.78 is: 36,477.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,652.54 : 65,758.80 = 26,433.78 : x
  2. Step 2: Convert to fraction form
    47,652.54/65,758.80 = 26,433.78/x
  3. Step 3: Cross multiply
    47,652.54x = 65,758.80 × 26,433.78
  4. Step 4: Simplify right side
    47,652.54x = 1,738,253,652.26
  5. Step 5: Solve for x
    x = 1,738,253,652.26/47,652.54
  6. Step 6: Final answer
    x = 36,477.67

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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.