Home / 55,739.60-76,915.53-33,074.67

Finding the Fourth Proportional to 55,739.60, 76,915.53 and 33,074.67

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Solution

The fourth proportional to 55,739.60, 76,915.53 and 33,074.67 is: 45,640.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,739.60 : 76,915.53 = 33,074.67 : x
  2. Step 2: Convert to fraction form
    55,739.60/76,915.53 = 33,074.67/x
  3. Step 3: Cross multiply
    55,739.60x = 76,915.53 × 33,074.67
  4. Step 4: Simplify right side
    55,739.60x = 2,543,955,772.63
  5. Step 5: Solve for x
    x = 2,543,955,772.63/55,739.60
  6. Step 6: Final answer
    x = 45,640.01

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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.