Home / 35,643.21-49,189.14-19,727.66

Finding the Fourth Proportional to 35,643.21, 49,189.14 and 19,727.66

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Solution

The fourth proportional to 35,643.21, 49,189.14 and 19,727.66 is: 27,225.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,643.21 : 49,189.14 = 19,727.66 : x
  2. Step 2: Convert to fraction form
    35,643.21/49,189.14 = 19,727.66/x
  3. Step 3: Cross multiply
    35,643.21x = 49,189.14 × 19,727.66
  4. Step 4: Simplify right side
    35,643.21x = 970,386,383.67
  5. Step 5: Solve for x
    x = 970,386,383.67/35,643.21
  6. Step 6: Final answer
    x = 27,225.00

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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.