Home / 35,503.28-53,223.93-13,310.70

Finding the Fourth Proportional to 35,503.28, 53,223.93 and 13,310.70

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Solution

The fourth proportional to 35,503.28, 53,223.93 and 13,310.70 is: 19,954.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,503.28 : 53,223.93 = 13,310.70 : x
  2. Step 2: Convert to fraction form
    35,503.28/53,223.93 = 13,310.70/x
  3. Step 3: Cross multiply
    35,503.28x = 53,223.93 × 13,310.70
  4. Step 4: Simplify right side
    35,503.28x = 708,447,765.05
  5. Step 5: Solve for x
    x = 708,447,765.05/35,503.28
  6. Step 6: Final answer
    x = 19,954.43

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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.