Home / 35,742.12-53,605.02-13,557.96

Finding the Fourth Proportional to 35,742.12, 53,605.02 and 13,557.96

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Solution

The fourth proportional to 35,742.12, 53,605.02 and 13,557.96 is: 20,333.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,742.12 : 53,605.02 = 13,557.96 : x
  2. Step 2: Convert to fraction form
    35,742.12/53,605.02 = 13,557.96/x
  3. Step 3: Cross multiply
    35,742.12x = 53,605.02 × 13,557.96
  4. Step 4: Simplify right side
    35,742.12x = 726,774,716.96
  5. Step 5: Solve for x
    x = 726,774,716.96/35,742.12
  6. Step 6: Final answer
    x = 20,333.84

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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.