Home / 19,201.62-26,510.31-14,716.92

Finding the Fourth Proportional to 19,201.62, 26,510.31 and 14,716.92

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Solution

The fourth proportional to 19,201.62, 26,510.31 and 14,716.92 is: 20,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201.62 : 26,510.31 = 14,716.92 : x
  2. Step 2: Convert to fraction form
    19,201.62/26,510.31 = 14,716.92/x
  3. Step 3: Cross multiply
    19,201.62x = 26,510.31 × 14,716.92
  4. Step 4: Simplify right side
    19,201.62x = 390,150,111.45
  5. Step 5: Solve for x
    x = 390,150,111.45/19,201.62
  6. Step 6: Final answer
    x = 20,318.60

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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.