Home / 19,141.41-26,427.47-12,338.48

Finding the Fourth Proportional to 19,141.41, 26,427.47 and 12,338.48

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Solution

The fourth proportional to 19,141.41, 26,427.47 and 12,338.48 is: 17,035.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,141.41 : 26,427.47 = 12,338.48 : x
  2. Step 2: Convert to fraction form
    19,141.41/26,427.47 = 12,338.48/x
  3. Step 3: Cross multiply
    19,141.41x = 26,427.47 × 12,338.48
  4. Step 4: Simplify right side
    19,141.41x = 326,074,665.77
  5. Step 5: Solve for x
    x = 326,074,665.77/19,141.41
  6. Step 6: Final answer
    x = 17,035.04

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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.