Home / 19,348.34-26,705.12-11,393.14

Finding the Fourth Proportional to 19,348.34, 26,705.12 and 11,393.14

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Solution

The fourth proportional to 19,348.34, 26,705.12 and 11,393.14 is: 15,725.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,348.34 : 26,705.12 = 11,393.14 : x
  2. Step 2: Convert to fraction form
    19,348.34/26,705.12 = 11,393.14/x
  3. Step 3: Cross multiply
    19,348.34x = 26,705.12 × 11,393.14
  4. Step 4: Simplify right side
    19,348.34x = 304,255,170.88
  5. Step 5: Solve for x
    x = 304,255,170.88/19,348.34
  6. Step 6: Final answer
    x = 15,725.13

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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.