Home / 34,844.04-48,085.20-18,928.72

Finding the Fourth Proportional to 34,844.04, 48,085.20 and 18,928.72

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Solution

The fourth proportional to 34,844.04, 48,085.20 and 18,928.72 is: 26,121.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,844.04 : 48,085.20 = 18,928.72 : x
  2. Step 2: Convert to fraction form
    34,844.04/48,085.20 = 18,928.72/x
  3. Step 3: Cross multiply
    34,844.04x = 48,085.20 × 18,928.72
  4. Step 4: Simplify right side
    34,844.04x = 910,191,286.94
  5. Step 5: Solve for x
    x = 910,191,286.94/34,844.04
  6. Step 6: Final answer
    x = 26,121.86

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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.