Home / 35,208.40-52,820.60-11,837.20

Finding the Fourth Proportional to 35,208.40, 52,820.60 and 11,837.20

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Solution

The fourth proportional to 35,208.40, 52,820.60 and 11,837.20 is: 17,758.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,208.40 : 52,820.60 = 11,837.20 : x
  2. Step 2: Convert to fraction form
    35,208.40/52,820.60 = 11,837.20/x
  3. Step 3: Cross multiply
    35,208.40x = 52,820.60 × 11,837.20
  4. Step 4: Simplify right side
    35,208.40x = 625,248,006.32
  5. Step 5: Solve for x
    x = 625,248,006.32/35,208.40
  6. Step 6: Final answer
    x = 17,758.49

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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.