Home / 14,063.57-19,387.70-9,581.59

Finding the Fourth Proportional to 14,063.57, 19,387.70 and 9,581.59

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Solution

The fourth proportional to 14,063.57, 19,387.70 and 9,581.59 is: 13,208.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,063.57 : 19,387.70 = 9,581.59 : x
  2. Step 2: Convert to fraction form
    14,063.57/19,387.70 = 9,581.59/x
  3. Step 3: Cross multiply
    14,063.57x = 19,387.70 × 9,581.59
  4. Step 4: Simplify right side
    14,063.57x = 185,764,968.35
  5. Step 5: Solve for x
    x = 185,764,968.35/14,063.57
  6. Step 6: Final answer
    x = 13,208.95

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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.