Home / 26,167.42-36,111.99-14,991.58

Finding the Fourth Proportional to 26,167.42, 36,111.99 and 14,991.58

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Solution

The fourth proportional to 26,167.42, 36,111.99 and 14,991.58 is: 20,688.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,167.42 : 36,111.99 = 14,991.58 : x
  2. Step 2: Convert to fraction form
    26,167.42/36,111.99 = 14,991.58/x
  3. Step 3: Cross multiply
    26,167.42x = 36,111.99 × 14,991.58
  4. Step 4: Simplify right side
    26,167.42x = 541,375,787.04
  5. Step 5: Solve for x
    x = 541,375,787.04/26,167.42
  6. Step 6: Final answer
    x = 20,688.92

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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.