Home / 18,960.31-26,165.22-10,576.81

Finding the Fourth Proportional to 18,960.31, 26,165.22 and 10,576.81

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Solution

The fourth proportional to 18,960.31, 26,165.22 and 10,576.81 is: 14,595.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,960.31 : 26,165.22 = 10,576.81 : x
  2. Step 2: Convert to fraction form
    18,960.31/26,165.22 = 10,576.81/x
  3. Step 3: Cross multiply
    18,960.31x = 26,165.22 × 10,576.81
  4. Step 4: Simplify right side
    18,960.31x = 276,744,495.14
  5. Step 5: Solve for x
    x = 276,744,495.14/18,960.31
  6. Step 6: Final answer
    x = 14,595.99

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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.