Home / 14,156.65-21,232.50-5,392.09

Finding the Fourth Proportional to 14,156.65, 21,232.50 and 5,392.09

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Solution

The fourth proportional to 14,156.65, 21,232.50 and 5,392.09 is: 8,087.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,156.65 : 21,232.50 = 5,392.09 : x
  2. Step 2: Convert to fraction form
    14,156.65/21,232.50 = 5,392.09/x
  3. Step 3: Cross multiply
    14,156.65x = 21,232.50 × 5,392.09
  4. Step 4: Simplify right side
    14,156.65x = 114,487,550.93
  5. Step 5: Solve for x
    x = 114,487,550.93/14,156.65
  6. Step 6: Final answer
    x = 8,087.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.