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Finding the Fourth Proportional to 55,533.60, 83,235.60 and 22,237.20

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Solution

The fourth proportional to 55,533.60, 83,235.60 and 22,237.20 is: 33,329.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,533.60 : 83,235.60 = 22,237.20 : x
  2. Step 2: Convert to fraction form
    55,533.60/83,235.60 = 22,237.20/x
  3. Step 3: Cross multiply
    55,533.60x = 83,235.60 × 22,237.20
  4. Step 4: Simplify right side
    55,533.60x = 1,850,926,684.32
  5. Step 5: Solve for x
    x = 1,850,926,684.32/55,533.60
  6. Step 6: Final answer
    x = 33,329.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.