Home / 19,062.83-26,273.85-12,678.00

Finding the Fourth Proportional to 19,062.83, 26,273.85 and 12,678.00

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Solution

The fourth proportional to 19,062.83, 26,273.85 and 12,678.00 is: 17,473.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,062.83 : 26,273.85 = 12,678.00 : x
  2. Step 2: Convert to fraction form
    19,062.83/26,273.85 = 12,678.00/x
  3. Step 3: Cross multiply
    19,062.83x = 26,273.85 × 12,678.00
  4. Step 4: Simplify right side
    19,062.83x = 333,099,889.85
  5. Step 5: Solve for x
    x = 333,099,889.85/19,062.83
  6. Step 6: Final answer
    x = 17,473.79

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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.