Home / 17,664.81-24,371.40-10,947.99

Finding the Fourth Proportional to 17,664.81, 24,371.40 and 10,947.99

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Solution

The fourth proportional to 17,664.81, 24,371.40 and 10,947.99 is: 15,104.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,664.81 : 24,371.40 = 10,947.99 : x
  2. Step 2: Convert to fraction form
    17,664.81/24,371.40 = 10,947.99/x
  3. Step 3: Cross multiply
    17,664.81x = 24,371.40 × 10,947.99
  4. Step 4: Simplify right side
    17,664.81x = 266,817,770.30
  5. Step 5: Solve for x
    x = 266,817,770.30/17,664.81
  6. Step 6: Final answer
    x = 15,104.48

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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.