Home / 26,745.12-36,909-14,808.96

Finding the Fourth Proportional to 26,745.12, 36,909 and 14,808.96

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Solution

The fourth proportional to 26,745.12, 36,909 and 14,808.96 is: 20,436.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,745.12 : 36,909 = 14,808.96 : x
  2. Step 2: Convert to fraction form
    26,745.12/36,909 = 14,808.96/x
  3. Step 3: Cross multiply
    26,745.12x = 36,909 × 14,808.96
  4. Step 4: Simplify right side
    26,745.12x = 546,583,904.64
  5. Step 5: Solve for x
    x = 546,583,904.64/26,745.12
  6. Step 6: Final answer
    x = 20,436.77

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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.