Home / 13,103.52-19,554.66-11,702.22

Finding the Fourth Proportional to 13,103.52, 19,554.66 and 11,702.22

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Solution

The fourth proportional to 13,103.52, 19,554.66 and 11,702.22 is: 17,463.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103.52 : 19,554.66 = 11,702.22 : x
  2. Step 2: Convert to fraction form
    13,103.52/19,554.66 = 11,702.22/x
  3. Step 3: Cross multiply
    13,103.52x = 19,554.66 × 11,702.22
  4. Step 4: Simplify right side
    13,103.52x = 228,832,933.35
  5. Step 5: Solve for x
    x = 228,832,933.35/13,103.52
  6. Step 6: Final answer
    x = 17,463.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.