Home / 52,282.56-72,150.60-28,409.64

Finding the Fourth Proportional to 52,282.56, 72,150.60 and 28,409.64

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Solution

The fourth proportional to 52,282.56, 72,150.60 and 28,409.64 is: 39,205.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,282.56 : 72,150.60 = 28,409.64 : x
  2. Step 2: Convert to fraction form
    52,282.56/72,150.60 = 28,409.64/x
  3. Step 3: Cross multiply
    52,282.56x = 72,150.60 × 28,409.64
  4. Step 4: Simplify right side
    52,282.56x = 2,049,772,571.78
  5. Step 5: Solve for x
    x = 2,049,772,571.78/52,282.56
  6. Step 6: Final answer
    x = 39,205.67

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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.