Home / 35,257.40-52,893.30-11,886.20

Finding the Fourth Proportional to 35,257.40, 52,893.30 and 11,886.20

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Solution

The fourth proportional to 35,257.40, 52,893.30 and 11,886.20 is: 17,831.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,257.40 : 52,893.30 = 11,886.20 : x
  2. Step 2: Convert to fraction form
    35,257.40/52,893.30 = 11,886.20/x
  3. Step 3: Cross multiply
    35,257.40x = 52,893.30 × 11,886.20
  4. Step 4: Simplify right side
    35,257.40x = 628,700,342.46
  5. Step 5: Solve for x
    x = 628,700,342.46/35,257.40
  6. Step 6: Final answer
    x = 17,831.73

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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.