Home / 52,371.36-72,273.60-30,015.36

Finding the Fourth Proportional to 52,371.36, 72,273.60 and 30,015.36

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Solution

The fourth proportional to 52,371.36, 72,273.60 and 30,015.36 is: 41,421.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,371.36 : 72,273.60 = 30,015.36 : x
  2. Step 2: Convert to fraction form
    52,371.36/72,273.60 = 30,015.36/x
  3. Step 3: Cross multiply
    52,371.36x = 72,273.60 × 30,015.36
  4. Step 4: Simplify right side
    52,371.36x = 2,169,318,122.50
  5. Step 5: Solve for x
    x = 2,169,318,122.50/52,371.36
  6. Step 6: Final answer
    x = 41,421.84

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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.