Home / 48,116.25-72,120.60-20,017.19

Finding the Fourth Proportional to 48,116.25, 72,120.60 and 20,017.19

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Solution

The fourth proportional to 48,116.25, 72,120.60 and 20,017.19 is: 30,003.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,116.25 : 72,120.60 = 20,017.19 : x
  2. Step 2: Convert to fraction form
    48,116.25/72,120.60 = 20,017.19/x
  3. Step 3: Cross multiply
    48,116.25x = 72,120.60 × 20,017.19
  4. Step 4: Simplify right side
    48,116.25x = 1,443,651,392.51
  5. Step 5: Solve for x
    x = 1,443,651,392.51/48,116.25
  6. Step 6: Final answer
    x = 30,003.41

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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.