Home / 34,844.02-48,085.20-18,928.75

Finding the Fourth Proportional to 34,844.02, 48,085.20 and 18,928.75

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Solution

The fourth proportional to 34,844.02, 48,085.20 and 18,928.75 is: 26,121.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,844.02 : 48,085.20 = 18,928.75 : x
  2. Step 2: Convert to fraction form
    34,844.02/48,085.20 = 18,928.75/x
  3. Step 3: Cross multiply
    34,844.02x = 48,085.20 × 18,928.75
  4. Step 4: Simplify right side
    34,844.02x = 910,192,729.50
  5. Step 5: Solve for x
    x = 910,192,729.50/34,844.02
  6. Step 6: Final answer
    x = 26,121.92

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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.