Home / 26,779.44-40,155.12-9,245.10

Finding the Fourth Proportional to 26,779.44, 40,155.12 and 9,245.10

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Solution

The fourth proportional to 26,779.44, 40,155.12 and 9,245.10 is: 13,862.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,779.44 : 40,155.12 = 9,245.10 : x
  2. Step 2: Convert to fraction form
    26,779.44/40,155.12 = 9,245.10/x
  3. Step 3: Cross multiply
    26,779.44x = 40,155.12 × 9,245.10
  4. Step 4: Simplify right side
    26,779.44x = 371,238,099.91
  5. Step 5: Solve for x
    x = 371,238,099.91/26,779.44
  6. Step 6: Final answer
    x = 13,862.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.