Home / 17,380.15-26,071.76-4,900.28

Finding the Fourth Proportional to 17,380.15, 26,071.76 and 4,900.28

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Solution

The fourth proportional to 17,380.15, 26,071.76 and 4,900.28 is: 7,350.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,380.15 : 26,071.76 = 4,900.28 : x
  2. Step 2: Convert to fraction form
    17,380.15/26,071.76 = 4,900.28/x
  3. Step 3: Cross multiply
    17,380.15x = 26,071.76 × 4,900.28
  4. Step 4: Simplify right side
    17,380.15x = 127,758,924.09
  5. Step 5: Solve for x
    x = 127,758,924.09/17,380.15
  6. Step 6: Final answer
    x = 7,350.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.