Home / 14,175.62-19,551.66-9,387.08

Finding the Fourth Proportional to 14,175.62, 19,551.66 and 9,387.08

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Solution

The fourth proportional to 14,175.62, 19,551.66 and 9,387.08 is: 12,947.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175.62 : 19,551.66 = 9,387.08 : x
  2. Step 2: Convert to fraction form
    14,175.62/19,551.66 = 9,387.08/x
  3. Step 3: Cross multiply
    14,175.62x = 19,551.66 × 9,387.08
  4. Step 4: Simplify right side
    14,175.62x = 183,532,996.55
  5. Step 5: Solve for x
    x = 183,532,996.55/14,175.62
  6. Step 6: Final answer
    x = 12,947.09

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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.