Home / 48,289.26-66,661-30,410.52

Finding the Fourth Proportional to 48,289.26, 66,661 and 30,410.52

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Solution

The fourth proportional to 48,289.26, 66,661 and 30,410.52 is: 41,980.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,289.26 : 66,661 = 30,410.52 : x
  2. Step 2: Convert to fraction form
    48,289.26/66,661 = 30,410.52/x
  3. Step 3: Cross multiply
    48,289.26x = 66,661 × 30,410.52
  4. Step 4: Simplify right side
    48,289.26x = 2,027,195,673.72
  5. Step 5: Solve for x
    x = 2,027,195,673.72/48,289.26
  6. Step 6: Final answer
    x = 41,980.26

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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.