Home / 14,270.34-19,691.55-7,895.91

Finding the Fourth Proportional to 14,270.34, 19,691.55 and 7,895.91

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Solution

The fourth proportional to 14,270.34, 19,691.55 and 7,895.91 is: 10,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270.34 : 19,691.55 = 7,895.91 : x
  2. Step 2: Convert to fraction form
    14,270.34/19,691.55 = 7,895.91/x
  3. Step 3: Cross multiply
    14,270.34x = 19,691.55 × 7,895.91
  4. Step 4: Simplify right side
    14,270.34x = 155,482,706.56
  5. Step 5: Solve for x
    x = 155,482,706.56/14,270.34
  6. Step 6: Final answer
    x = 10,895.52

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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.