Home / 14,254.04-19,669.94-8,203.82

Finding the Fourth Proportional to 14,254.04, 19,669.94 and 8,203.82

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Solution

The fourth proportional to 14,254.04, 19,669.94 and 8,203.82 is: 11,320.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.04 : 19,669.94 = 8,203.82 : x
  2. Step 2: Convert to fraction form
    14,254.04/19,669.94 = 8,203.82/x
  3. Step 3: Cross multiply
    14,254.04x = 19,669.94 × 8,203.82
  4. Step 4: Simplify right side
    14,254.04x = 161,368,538.57
  5. Step 5: Solve for x
    x = 161,368,538.57/14,254.04
  6. Step 6: Final answer
    x = 11,320.90

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1.5x scale

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.