Home / 19,497.12-26,908.11-11,948.46

Finding the Fourth Proportional to 19,497.12, 26,908.11 and 11,948.46

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Solution

The fourth proportional to 19,497.12, 26,908.11 and 11,948.46 is: 16,490.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,497.12 : 26,908.11 = 11,948.46 : x
  2. Step 2: Convert to fraction form
    19,497.12/26,908.11 = 11,948.46/x
  3. Step 3: Cross multiply
    19,497.12x = 26,908.11 × 11,948.46
  4. Step 4: Simplify right side
    19,497.12x = 321,510,476.01
  5. Step 5: Solve for x
    x = 321,510,476.01/19,497.12
  6. Step 6: Final answer
    x = 16,490.15

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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.