Home / 13,264.94-19,976.40-11,554.22

Finding the Fourth Proportional to 13,264.94, 19,976.40 and 11,554.22

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Solution

The fourth proportional to 13,264.94, 19,976.40 and 11,554.22 is: 17,400.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264.94 : 19,976.40 = 11,554.22 : x
  2. Step 2: Convert to fraction form
    13,264.94/19,976.40 = 11,554.22/x
  3. Step 3: Cross multiply
    13,264.94x = 19,976.40 × 11,554.22
  4. Step 4: Simplify right side
    13,264.94x = 230,811,720.41
  5. Step 5: Solve for x
    x = 230,811,720.41/13,264.94
  6. Step 6: Final answer
    x = 17,400.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.