Home / 14,252.92-19,674.51-12,758.20

Finding the Fourth Proportional to 14,252.92, 19,674.51 and 12,758.20

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Solution

The fourth proportional to 14,252.92, 19,674.51 and 12,758.20 is: 17,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,252.92 : 19,674.51 = 12,758.20 : x
  2. Step 2: Convert to fraction form
    14,252.92/19,674.51 = 12,758.20/x
  3. Step 3: Cross multiply
    14,252.92x = 19,674.51 × 12,758.20
  4. Step 4: Simplify right side
    14,252.92x = 251,011,235.11
  5. Step 5: Solve for x
    x = 251,011,235.11/14,252.92
  6. Step 6: Final answer
    x = 17,611.22

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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.