Home / 31,803.30-43,886.84-17,655.24

Finding the Fourth Proportional to 31,803.30, 43,886.84 and 17,655.24

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Solution

The fourth proportional to 31,803.30, 43,886.84 and 17,655.24 is: 24,363.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,803.30 : 43,886.84 = 17,655.24 : x
  2. Step 2: Convert to fraction form
    31,803.30/43,886.84 = 17,655.24/x
  3. Step 3: Cross multiply
    31,803.30x = 43,886.84 × 17,655.24
  4. Step 4: Simplify right side
    31,803.30x = 774,832,604.77
  5. Step 5: Solve for x
    x = 774,832,604.77/31,803.30
  6. Step 6: Final answer
    x = 24,363.28

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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.