Home / 19,188.27-26,464.82-12,476.07

Finding the Fourth Proportional to 19,188.27, 26,464.82 and 12,476.07

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Solution

The fourth proportional to 19,188.27, 26,464.82 and 12,476.07 is: 17,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,188.27 : 26,464.82 = 12,476.07 : x
  2. Step 2: Convert to fraction form
    19,188.27/26,464.82 = 12,476.07/x
  3. Step 3: Cross multiply
    19,188.27x = 26,464.82 × 12,476.07
  4. Step 4: Simplify right side
    19,188.27x = 330,176,884.48
  5. Step 5: Solve for x
    x = 330,176,884.48/19,188.27
  6. Step 6: Final answer
    x = 17,207.23

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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.