Home / 14,043.53-21,047.78-9,032.56

Finding the Fourth Proportional to 14,043.53, 21,047.78 and 9,032.56

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Solution

The fourth proportional to 14,043.53, 21,047.78 and 9,032.56 is: 13,537.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,043.53 : 21,047.78 = 9,032.56 : x
  2. Step 2: Convert to fraction form
    14,043.53/21,047.78 = 9,032.56/x
  3. Step 3: Cross multiply
    14,043.53x = 21,047.78 × 9,032.56
  4. Step 4: Simplify right side
    14,043.53x = 190,115,305.68
  5. Step 5: Solve for x
    x = 190,115,305.68/14,043.53
  6. Step 6: Final answer
    x = 13,537.57

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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.