Home / 26,428.13-36,470.55-14,491.44

Finding the Fourth Proportional to 26,428.13, 36,470.55 and 14,491.44

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Solution

The fourth proportional to 26,428.13, 36,470.55 and 14,491.44 is: 19,998.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428.13 : 36,470.55 = 14,491.44 : x
  2. Step 2: Convert to fraction form
    26,428.13/36,470.55 = 14,491.44/x
  3. Step 3: Cross multiply
    26,428.13x = 36,470.55 × 14,491.44
  4. Step 4: Simplify right side
    26,428.13x = 528,510,787.09
  5. Step 5: Solve for x
    x = 528,510,787.09/26,428.13
  6. Step 6: Final answer
    x = 19,998.04

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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.