Home / 26,250.09-36,237.24-15,491.31

Finding the Fourth Proportional to 26,250.09, 36,237.24 and 15,491.31

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Solution

The fourth proportional to 26,250.09, 36,237.24 and 15,491.31 is: 21,385.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,250.09 : 36,237.24 = 15,491.31 : x
  2. Step 2: Convert to fraction form
    26,250.09/36,237.24 = 15,491.31/x
  3. Step 3: Cross multiply
    26,250.09x = 36,237.24 × 15,491.31
  4. Step 4: Simplify right side
    26,250.09x = 561,362,318.38
  5. Step 5: Solve for x
    x = 561,362,318.38/26,250.09
  6. Step 6: Final answer
    x = 21,385.16

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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.