Home / 19,040.79-26,272.62-12,325.48

Finding the Fourth Proportional to 19,040.79, 26,272.62 and 12,325.48

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Solution

The fourth proportional to 19,040.79, 26,272.62 and 12,325.48 is: 17,006.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,040.79 : 26,272.62 = 12,325.48 : x
  2. Step 2: Convert to fraction form
    19,040.79/26,272.62 = 12,325.48/x
  3. Step 3: Cross multiply
    19,040.79x = 26,272.62 × 12,325.48
  4. Step 4: Simplify right side
    19,040.79x = 323,822,652.36
  5. Step 5: Solve for x
    x = 323,822,652.36/19,040.79
  6. Step 6: Final answer
    x = 17,006.79

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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.