Home / 35,019.12-52,530.36-11,645.28

Finding the Fourth Proportional to 35,019.12, 52,530.36 and 11,645.28

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Solution

The fourth proportional to 35,019.12, 52,530.36 and 11,645.28 is: 17,468.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,019.12 : 52,530.36 = 11,645.28 : x
  2. Step 2: Convert to fraction form
    35,019.12/52,530.36 = 11,645.28/x
  3. Step 3: Cross multiply
    35,019.12x = 52,530.36 × 11,645.28
  4. Step 4: Simplify right side
    35,019.12x = 611,730,750.70
  5. Step 5: Solve for x
    x = 611,730,750.70/35,019.12
  6. Step 6: Final answer
    x = 17,468.48

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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.