Home / 18,858.81-26,025.38-10,361.13

Finding the Fourth Proportional to 18,858.81, 26,025.38 and 10,361.13

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Solution

The fourth proportional to 18,858.81, 26,025.38 and 10,361.13 is: 14,298.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,858.81 : 26,025.38 = 10,361.13 : x
  2. Step 2: Convert to fraction form
    18,858.81/26,025.38 = 10,361.13/x
  3. Step 3: Cross multiply
    18,858.81x = 26,025.38 × 10,361.13
  4. Step 4: Simplify right side
    18,858.81x = 269,652,345.48
  5. Step 5: Solve for x
    x = 269,652,345.48/18,858.81
  6. Step 6: Final answer
    x = 14,298.48

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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.