Home / 35,718.24-49,294.12-19,807.82

Finding the Fourth Proportional to 35,718.24, 49,294.12 and 19,807.82

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Solution

The fourth proportional to 35,718.24, 49,294.12 and 19,807.82 is: 27,336.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,718.24 : 49,294.12 = 19,807.82 : x
  2. Step 2: Convert to fraction form
    35,718.24/49,294.12 = 19,807.82/x
  3. Step 3: Cross multiply
    35,718.24x = 49,294.12 × 19,807.82
  4. Step 4: Simplify right side
    35,718.24x = 976,409,056.02
  5. Step 5: Solve for x
    x = 976,409,056.02/35,718.24
  6. Step 6: Final answer
    x = 27,336.43

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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.