Home / 19,497.12-26,904.48-11,940.36

Finding the Fourth Proportional to 19,497.12, 26,904.48 and 11,940.36

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Solution

The fourth proportional to 19,497.12, 26,904.48 and 11,940.36 is: 16,476.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,497.12 : 26,904.48 = 11,940.36 : x
  2. Step 2: Convert to fraction form
    19,497.12/26,904.48 = 11,940.36/x
  3. Step 3: Cross multiply
    19,497.12x = 26,904.48 × 11,940.36
  4. Step 4: Simplify right side
    19,497.12x = 321,249,176.81
  5. Step 5: Solve for x
    x = 321,249,176.81/19,497.12
  6. Step 6: Final answer
    x = 16,476.75

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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.