Home / 35,450.36-53,187.84-15,742.76

Finding the Fourth Proportional to 35,450.36, 53,187.84 and 15,742.76

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Solution

The fourth proportional to 35,450.36, 53,187.84 and 15,742.76 is: 23,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,450.36 : 53,187.84 = 15,742.76 : x
  2. Step 2: Convert to fraction form
    35,450.36/53,187.84 = 15,742.76/x
  3. Step 3: Cross multiply
    35,450.36x = 53,187.84 × 15,742.76
  4. Step 4: Simplify right side
    35,450.36x = 837,323,134.10
  5. Step 5: Solve for x
    x = 837,323,134.10/35,450.36
  6. Step 6: Final answer
    x = 23,619.60

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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.