Home / 18,858.96-26,025.36-10,475.28

Finding the Fourth Proportional to 18,858.96, 26,025.36 and 10,475.28

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Solution

The fourth proportional to 18,858.96, 26,025.36 and 10,475.28 is: 14,455.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,858.96 : 26,025.36 = 10,475.28 : x
  2. Step 2: Convert to fraction form
    18,858.96/26,025.36 = 10,475.28/x
  3. Step 3: Cross multiply
    18,858.96x = 26,025.36 × 10,475.28
  4. Step 4: Simplify right side
    18,858.96x = 272,622,933.10
  5. Step 5: Solve for x
    x = 272,622,933.10/18,858.96
  6. Step 6: Final answer
    x = 14,455.88

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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.