Home / 34,991.02-48,288.90-19,886.23

Finding the Fourth Proportional to 34,991.02, 48,288.90 and 19,886.23

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Solution

The fourth proportional to 34,991.02, 48,288.90 and 19,886.23 is: 27,443.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,991.02 : 48,288.90 = 19,886.23 : x
  2. Step 2: Convert to fraction form
    34,991.02/48,288.90 = 19,886.23/x
  3. Step 3: Cross multiply
    34,991.02x = 48,288.90 × 19,886.23
  4. Step 4: Simplify right side
    34,991.02x = 960,284,171.85
  5. Step 5: Solve for x
    x = 960,284,171.85/34,991.02
  6. Step 6: Final answer
    x = 27,443.73

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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.