Home / 18,960.25-26,165.16-10,576.75

Finding the Fourth Proportional to 18,960.25, 26,165.16 and 10,576.75

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Solution

The fourth proportional to 18,960.25, 26,165.16 and 10,576.75 is: 14,595.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,960.25 : 26,165.16 = 10,576.75 : x
  2. Step 2: Convert to fraction form
    18,960.25/26,165.16 = 10,576.75/x
  3. Step 3: Cross multiply
    18,960.25x = 26,165.16 × 10,576.75
  4. Step 4: Simplify right side
    18,960.25x = 276,742,356.03
  5. Step 5: Solve for x
    x = 276,742,356.03/18,960.25
  6. Step 6: Final answer
    x = 14,595.92

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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.