Home / 18,840.75-26,000.24-10,458.87

Finding the Fourth Proportional to 18,840.75, 26,000.24 and 10,458.87

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Solution

The fourth proportional to 18,840.75, 26,000.24 and 10,458.87 is: 14,433.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,840.75 : 26,000.24 = 10,458.87 : x
  2. Step 2: Convert to fraction form
    18,840.75/26,000.24 = 10,458.87/x
  3. Step 3: Cross multiply
    18,840.75x = 26,000.24 × 10,458.87
  4. Step 4: Simplify right side
    18,840.75x = 271,933,077.83
  5. Step 5: Solve for x
    x = 271,933,077.83/18,840.75
  6. Step 6: Final answer
    x = 14,433.24

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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.