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Finding the Fourth Proportional to 52,567.44, 72,544.44 and 28,696.32

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Solution

The fourth proportional to 52,567.44, 72,544.44 and 28,696.32 is: 39,601.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,567.44 : 72,544.44 = 28,696.32 : x
  2. Step 2: Convert to fraction form
    52,567.44/72,544.44 = 28,696.32/x
  3. Step 3: Cross multiply
    52,567.44x = 72,544.44 × 28,696.32
  4. Step 4: Simplify right side
    52,567.44x = 2,081,758,464.46
  5. Step 5: Solve for x
    x = 2,081,758,464.46/52,567.44
  6. Step 6: Final answer
    x = 39,601.67

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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.