Home / 52,999.28-79,325.84-38,955.60

Finding the Fourth Proportional to 52,999.28, 79,325.84 and 38,955.60

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Solution

The fourth proportional to 52,999.28, 79,325.84 and 38,955.60 is: 58,306.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,999.28 : 79,325.84 = 38,955.60 : x
  2. Step 2: Convert to fraction form
    52,999.28/79,325.84 = 38,955.60/x
  3. Step 3: Cross multiply
    52,999.28x = 79,325.84 × 38,955.60
  4. Step 4: Simplify right side
    52,999.28x = 3,090,185,692.70
  5. Step 5: Solve for x
    x = 3,090,185,692.70/52,999.28
  6. Step 6: Final answer
    x = 58,306.18

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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.