Home / 52,232.94-78,380.54-18,955.60

Finding the Fourth Proportional to 52,232.94, 78,380.54 and 18,955.60

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Solution

The fourth proportional to 52,232.94, 78,380.54 and 18,955.60 is: 28,444.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,232.94 : 78,380.54 = 18,955.60 : x
  2. Step 2: Convert to fraction form
    52,232.94/78,380.54 = 18,955.60/x
  3. Step 3: Cross multiply
    52,232.94x = 78,380.54 × 18,955.60
  4. Step 4: Simplify right side
    52,232.94x = 1,485,750,164.02
  5. Step 5: Solve for x
    x = 1,485,750,164.02/52,232.94
  6. Step 6: Final answer
    x = 28,444.70

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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.