Home / 19,576.81-27,016.08-10,624.31

Finding the Fourth Proportional to 19,576.81, 27,016.08 and 10,624.31

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Solution

The fourth proportional to 19,576.81, 27,016.08 and 10,624.31 is: 14,661.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,576.81 : 27,016.08 = 10,624.31 : x
  2. Step 2: Convert to fraction form
    19,576.81/27,016.08 = 10,624.31/x
  3. Step 3: Cross multiply
    19,576.81x = 27,016.08 × 10,624.31
  4. Step 4: Simplify right side
    19,576.81x = 287,027,208.90
  5. Step 5: Solve for x
    x = 287,027,208.90/19,576.81
  6. Step 6: Final answer
    x = 14,661.59

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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.