Home / 35,722.28-53,579.29-9,429.07

Finding the Fourth Proportional to 35,722.28, 53,579.29 and 9,429.07

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Solution

The fourth proportional to 35,722.28, 53,579.29 and 9,429.07 is: 14,142.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,722.28 : 53,579.29 = 9,429.07 : x
  2. Step 2: Convert to fraction form
    35,722.28/53,579.29 = 9,429.07/x
  3. Step 3: Cross multiply
    35,722.28x = 53,579.29 × 9,429.07
  4. Step 4: Simplify right side
    35,722.28x = 505,202,875.96
  5. Step 5: Solve for x
    x = 505,202,875.96/35,722.28
  6. Step 6: Final answer
    x = 14,142.51

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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.