Home / 35,486.13-48,970.88-19,571.61

Finding the Fourth Proportional to 35,486.13, 48,970.88 and 19,571.61

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Solution

The fourth proportional to 35,486.13, 48,970.88 and 19,571.61 is: 27,008.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,486.13 : 48,970.88 = 19,571.61 : x
  2. Step 2: Convert to fraction form
    35,486.13/48,970.88 = 19,571.61/x
  3. Step 3: Cross multiply
    35,486.13x = 48,970.88 × 19,571.61
  4. Step 4: Simplify right side
    35,486.13x = 958,438,848.43
  5. Step 5: Solve for x
    x = 958,438,848.43/35,486.13
  6. Step 6: Final answer
    x = 27,008.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.