Home / 35,200.40-52,800.93-13,855.28

Finding the Fourth Proportional to 35,200.40, 52,800.93 and 13,855.28

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Solution

The fourth proportional to 35,200.40, 52,800.93 and 13,855.28 is: 20,783.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,200.40 : 52,800.93 = 13,855.28 : x
  2. Step 2: Convert to fraction form
    35,200.40/52,800.93 = 13,855.28/x
  3. Step 3: Cross multiply
    35,200.40x = 52,800.93 × 13,855.28
  4. Step 4: Simplify right side
    35,200.40x = 731,571,405.41
  5. Step 5: Solve for x
    x = 731,571,405.41/35,200.40
  6. Step 6: Final answer
    x = 20,783.05

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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.