Home / 26,835.60-40,291.80-15,171.60

Finding the Fourth Proportional to 26,835.60, 40,291.80 and 15,171.60

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Solution

The fourth proportional to 26,835.60, 40,291.80 and 15,171.60 is: 22,779.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,835.60 : 40,291.80 = 15,171.60 : x
  2. Step 2: Convert to fraction form
    26,835.60/40,291.80 = 15,171.60/x
  3. Step 3: Cross multiply
    26,835.60x = 40,291.80 × 15,171.60
  4. Step 4: Simplify right side
    26,835.60x = 611,291,072.88
  5. Step 5: Solve for x
    x = 611,291,072.88/26,835.60
  6. Step 6: Final answer
    x = 22,779.11

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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.