Home / 34,844.12-48,085.40-18,928.88

Finding the Fourth Proportional to 34,844.12, 48,085.40 and 18,928.88

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Solution

The fourth proportional to 34,844.12, 48,085.40 and 18,928.88 is: 26,122.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,844.12 : 48,085.40 = 18,928.88 : x
  2. Step 2: Convert to fraction form
    34,844.12/48,085.40 = 18,928.88/x
  3. Step 3: Cross multiply
    34,844.12x = 48,085.40 × 18,928.88
  4. Step 4: Simplify right side
    34,844.12x = 910,202,766.35
  5. Step 5: Solve for x
    x = 910,202,766.35/34,844.12
  6. Step 6: Final answer
    x = 26,122.13

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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.