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Finding the Fourth Proportional to 62,563.74, 86,334.57 and 35,708.76

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Solution

The fourth proportional to 62,563.74, 86,334.57 and 35,708.76 is: 49,276.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,563.74 : 86,334.57 = 35,708.76 : x
  2. Step 2: Convert to fraction form
    62,563.74/86,334.57 = 35,708.76/x
  3. Step 3: Cross multiply
    62,563.74x = 86,334.57 × 35,708.76
  4. Step 4: Simplify right side
    62,563.74x = 3,082,900,439.83
  5. Step 5: Solve for x
    x = 3,082,900,439.83/62,563.74
  6. Step 6: Final answer
    x = 49,276.15

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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.