Home / 48,005.52-66,229.14-30,069.30

Finding the Fourth Proportional to 48,005.52, 66,229.14 and 30,069.30

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Solution

The fourth proportional to 48,005.52, 66,229.14 and 30,069.30 is: 41,484.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,005.52 : 66,229.14 = 30,069.30 : x
  2. Step 2: Convert to fraction form
    48,005.52/66,229.14 = 30,069.30/x
  3. Step 3: Cross multiply
    48,005.52x = 66,229.14 × 30,069.30
  4. Step 4: Simplify right side
    48,005.52x = 1,991,463,879.40
  5. Step 5: Solve for x
    x = 1,991,463,879.40/48,005.52
  6. Step 6: Final answer
    x = 41,484.06

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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.