Home / 26,638.42-39,966.94-11,845.94

Finding the Fourth Proportional to 26,638.42, 39,966.94 and 11,845.94

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Solution

The fourth proportional to 26,638.42, 39,966.94 and 11,845.94 is: 17,773.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,638.42 : 39,966.94 = 11,845.94 : x
  2. Step 2: Convert to fraction form
    26,638.42/39,966.94 = 11,845.94/x
  3. Step 3: Cross multiply
    26,638.42x = 39,966.94 × 11,845.94
  4. Step 4: Simplify right side
    26,638.42x = 473,445,973.22
  5. Step 5: Solve for x
    x = 473,445,973.22/26,638.42
  6. Step 6: Final answer
    x = 17,773.05

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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.