Home / 13,966.12-19,276.87-9,248.68

Finding the Fourth Proportional to 13,966.12, 19,276.87 and 9,248.68

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Solution

The fourth proportional to 13,966.12, 19,276.87 and 9,248.68 is: 12,765.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,966.12 : 19,276.87 = 9,248.68 : x
  2. Step 2: Convert to fraction form
    13,966.12/19,276.87 = 9,248.68/x
  3. Step 3: Cross multiply
    13,966.12x = 19,276.87 × 9,248.68
  4. Step 4: Simplify right side
    13,966.12x = 178,285,505.65
  5. Step 5: Solve for x
    x = 178,285,505.65/13,966.12
  6. Step 6: Final answer
    x = 12,765.58

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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.