Home / 34,815.06-48,043.44-18,899.10

Finding the Fourth Proportional to 34,815.06, 48,043.44 and 18,899.10

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Solution

The fourth proportional to 34,815.06, 48,043.44 and 18,899.10 is: 26,080.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,815.06 : 48,043.44 = 18,899.10 : x
  2. Step 2: Convert to fraction form
    34,815.06/48,043.44 = 18,899.10/x
  3. Step 3: Cross multiply
    34,815.06x = 48,043.44 × 18,899.10
  4. Step 4: Simplify right side
    34,815.06x = 907,977,776.90
  5. Step 5: Solve for x
    x = 907,977,776.90/34,815.06
  6. Step 6: Final answer
    x = 26,080.03

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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.