Home / 26,116.21-39,189.88-9,477.54

Finding the Fourth Proportional to 26,116.21, 39,189.88 and 9,477.54

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Solution

The fourth proportional to 26,116.21, 39,189.88 and 9,477.54 is: 14,221.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,116.21 : 39,189.88 = 9,477.54 : x
  2. Step 2: Convert to fraction form
    26,116.21/39,189.88 = 9,477.54/x
  3. Step 3: Cross multiply
    26,116.21x = 39,189.88 × 9,477.54
  4. Step 4: Simplify right side
    26,116.21x = 371,423,607.91
  5. Step 5: Solve for x
    x = 371,423,607.91/26,116.21
  6. Step 6: Final answer
    x = 14,221.96

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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.