Home / 14,213.32-19,613.88-7,925.56

Finding the Fourth Proportional to 14,213.32, 19,613.88 and 7,925.56

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Solution

The fourth proportional to 14,213.32, 19,613.88 and 7,925.56 is: 10,936.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213.32 : 19,613.88 = 7,925.56 : x
  2. Step 2: Convert to fraction form
    14,213.32/19,613.88 = 7,925.56/x
  3. Step 3: Cross multiply
    14,213.32x = 19,613.88 × 7,925.56
  4. Step 4: Simplify right side
    14,213.32x = 155,450,982.77
  5. Step 5: Solve for x
    x = 155,450,982.77/14,213.32
  6. Step 6: Final answer
    x = 10,936.99

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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.