Home / 18,974.07-26,182.32-10,475.64

Finding the Fourth Proportional to 18,974.07, 26,182.32 and 10,475.64

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Solution

The fourth proportional to 18,974.07, 26,182.32 and 10,475.64 is: 14,455.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,974.07 : 26,182.32 = 10,475.64 : x
  2. Step 2: Convert to fraction form
    18,974.07/26,182.32 = 10,475.64/x
  3. Step 3: Cross multiply
    18,974.07x = 26,182.32 × 10,475.64
  4. Step 4: Simplify right side
    18,974.07x = 274,276,558.68
  5. Step 5: Solve for x
    x = 274,276,558.68/18,974.07
  6. Step 6: Final answer
    x = 14,455.34

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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.