Home / 14,132.66-21,182.84-7,895.57

Finding the Fourth Proportional to 14,132.66, 21,182.84 and 7,895.57

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Solution

The fourth proportional to 14,132.66, 21,182.84 and 7,895.57 is: 11,834.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132.66 : 21,182.84 = 7,895.57 : x
  2. Step 2: Convert to fraction form
    14,132.66/21,182.84 = 7,895.57/x
  3. Step 3: Cross multiply
    14,132.66x = 21,182.84 × 7,895.57
  4. Step 4: Simplify right side
    14,132.66x = 167,250,450.63
  5. Step 5: Solve for x
    x = 167,250,450.63/14,132.66
  6. Step 6: Final answer
    x = 11,834.33

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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.