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Finding the Fourth Proportional to 62,766.32, 86,596.44 and 35,538.68

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Solution

The fourth proportional to 62,766.32, 86,596.44 and 35,538.68 is: 49,031.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,766.32 : 86,596.44 = 35,538.68 : x
  2. Step 2: Convert to fraction form
    62,766.32/86,596.44 = 35,538.68/x
  3. Step 3: Cross multiply
    62,766.32x = 86,596.44 × 35,538.68
  4. Step 4: Simplify right side
    62,766.32x = 3,077,523,475.64
  5. Step 5: Solve for x
    x = 3,077,523,475.64/62,766.32
  6. Step 6: Final answer
    x = 49,031.45

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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.