Home / 52,558.20-72,532-29,896.60

Finding the Fourth Proportional to 52,558.20, 72,532 and 29,896.60

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Solution

The fourth proportional to 52,558.20, 72,532 and 29,896.60 is: 41,258.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,558.20 : 72,532 = 29,896.60 : x
  2. Step 2: Convert to fraction form
    52,558.20/72,532 = 29,896.60/x
  3. Step 3: Cross multiply
    52,558.20x = 72,532 × 29,896.60
  4. Step 4: Simplify right side
    52,558.20x = 2,168,460,191.20
  5. Step 5: Solve for x
    x = 2,168,460,191.20/52,558.20
  6. Step 6: Final answer
    x = 41,258.27

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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.