Home / 35,330.48-52,993.92-13,135.28

Finding the Fourth Proportional to 35,330.48, 52,993.92 and 13,135.28

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Solution

The fourth proportional to 35,330.48, 52,993.92 and 13,135.28 is: 19,702.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,330.48 : 52,993.92 = 13,135.28 : x
  2. Step 2: Convert to fraction form
    35,330.48/52,993.92 = 13,135.28/x
  3. Step 3: Cross multiply
    35,330.48x = 52,993.92 × 13,135.28
  4. Step 4: Simplify right side
    35,330.48x = 696,089,977.50
  5. Step 5: Solve for x
    x = 696,089,977.50/35,330.48
  6. Step 6: Final answer
    x = 19,702.25

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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.