Home / 26,428.16-36,471.78-14,491.52

Finding the Fourth Proportional to 26,428.16, 36,471.78 and 14,491.52

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Solution

The fourth proportional to 26,428.16, 36,471.78 and 14,491.52 is: 19,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428.16 : 36,471.78 = 14,491.52 : x
  2. Step 2: Convert to fraction form
    26,428.16/36,471.78 = 14,491.52/x
  3. Step 3: Cross multiply
    26,428.16x = 36,471.78 × 14,491.52
  4. Step 4: Simplify right side
    26,428.16x = 528,531,529.31
  5. Step 5: Solve for x
    x = 528,531,529.31/26,428.16
  6. Step 6: Final answer
    x = 19,998.80

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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.