Home / 35,277.40-52,910.70-13,087.72

Finding the Fourth Proportional to 35,277.40, 52,910.70 and 13,087.72

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Solution

The fourth proportional to 35,277.40, 52,910.70 and 13,087.72 is: 19,629.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,277.40 : 52,910.70 = 13,087.72 : x
  2. Step 2: Convert to fraction form
    35,277.40/52,910.70 = 13,087.72/x
  3. Step 3: Cross multiply
    35,277.40x = 52,910.70 × 13,087.72
  4. Step 4: Simplify right side
    35,277.40x = 692,480,426.60
  5. Step 5: Solve for x
    x = 692,480,426.60/35,277.40
  6. Step 6: Final answer
    x = 19,629.58

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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.